锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲美女视频在线免费观看,1000部国产精品成人观看,欧美在线一区二区http://m.shnenglu.com/amazon/archive/2011/11/21/160638.html榪滈榪滈Mon, 21 Nov 2011 06:36:00 GMThttp://m.shnenglu.com/amazon/archive/2011/11/21/160638.htmlhttp://m.shnenglu.com/amazon/comments/160638.htmlhttp://m.shnenglu.com/amazon/archive/2011/11/21/160638.html#Feedback0http://m.shnenglu.com/amazon/comments/commentRss/160638.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/160638.html鍓嶆彁錛?br />1. 閮ㄧ講smarty妯℃澘鐩綍錛?br />2. 緙栧啓Smarty綾葷殑瀛愮被錛屽畾鍒跺ソtemplate_dir銆乧ompile_dir銆乧onfig_dir銆乧ache_dir銆乴eft_delimiter銆乺ight_delimiter銆乧ompile_check銆乧aching絳夐厤緗俊鎭?br />3. 鍦˙aseAction綾諱腑瀹氫箟璇ョ被瀵硅薄錛岀劧鍚庝究鍙嬌鐢ㄣ?br />4. 鏆傚畾delimiter浣跨敤{鍜寎

涓.  鍙橀噺

1. php鍙橀噺
   A. 鏅氬彉閲忥細(xì){$var}
   B. 鍏寵仈鏁扮粍錛歿$array.var1.var2}
   C. 鏁板瓧鏁扮粍錛歿$array[0][1]}
   D. 瀵硅薄錛歿$object->var}
   E. 鍦ㄥ紩鍙峰唴鐨勪嬌鐢ㄦ柟娉曪紝浠ュ叧鑱旀暟緇勪負(fù)渚嬶紝鍏朵粬綾諱技錛歿function var="{$array.var1.var2}"}
2. conf鍙橀噺
   A. {#var#}
   B. 鍦ㄥ紩鍙峰唴鐨勪嬌鐢ㄦ柟娉曪細(xì){function var="{#var#}"}
3. smarty淇濈暀鍙橀噺錛氱暐銆?br />
浜? 鍙橀噺璋冭妭鍣?/strong>

1. capitalize / lower / upper
   鐢ㄩ旓細(xì)棣栧瓧姣嶅ぇ鍐?/ 杞負(fù)灝忓啓 / 杞負(fù)澶у啓
   鐢ㄦ硶錛歿$var|capitalize} / {$var|lower} / {$var|upper}
2. count_characters / count_paragraphs / count_sentences / count_words
   鐢ㄩ旓細(xì)璁$畻瀛楄妭鏁幫紝榛樿涓嶈綆楃┖鏍肩 / 璁$畻孌佃惤鏁伴噺 / 璁$畻鍙ュ瓙鏁伴噺 / 璁$畻璇嶆暟
   鐢ㄦ硶錛歿$var|count_characters}  {$var|count_characters:true} / {$article|count_paragraphs} / {$article|count_sentences} / {$sentence|count_words}
3. cat
   鐢ㄩ旓細(xì)瀛楃涓茶繛鎺?br />   鐢ㄦ硶錛歿$var|cat:" is a boy."}
4. nl2br
   鐢ㄩ旓細(xì)鎹㈣絎︽浛鎹負(fù)<br/>
   鐢ㄦ硶錛歿$var|nl2br}
5. regex_replace / replace
   鐢ㄩ旓細(xì)姝e垯鏇挎崲 / 鏅氭浛鎹?br />   鐢ㄦ硶錛歿$var|regex_replace:"/\[old\]/":"[new]"} / {$var|replace:"old":"new"}
6. spacify
   鐢ㄩ旓細(xì)鍦ㄦ瘡涓瓧絎﹂棿鎻掑叆鎸囧畾瀛楃
   鐢ㄦ硶錛歿$var|spacify:"^_^"}
7. date_format
   鐢ㄩ旓細(xì)鏍煎紡鍖栨棩鏈燂紝綾諱技"-1 days ago"銆?201111010000"銆佹椂闂存埑絳夐兘鍙互錛屼笌strftime()鍔熻兘綾諱技
   鐢ㄦ硶錛歿$time|date_format:"%H:%M:%S"}
8. default
   鐢ㄩ旓細(xì)褰撳彉閲忎負(fù)絀烘椂錛岃緗粯璁ゅ?br />   鐢ㄦ硶錛歿$var|default:"no value"}
9. escape
   鐢ㄩ旓細(xì)杞爜錛屽寘鎷細(xì)html,htmlall,url,quotes,hex,hexentity,javascript
   鐢ㄦ硶錛歿$articleTitle|escape:"html"}
10.indent
   鐢ㄩ旓細(xì)鏂囧瓧緙╄繘錛屽彲浠ュ埗瀹氱緝榪涘瓧絎︽暟鍜屼嬌鐢ㄤ粈涔堝瓧絎︿唬鏇?br />   鐢ㄦ硶錛歿$var|indent}  {$var|indent:4}  {$var|indent:4:"\t"}
11.string_format
   鐢ㄩ旓細(xì)綾諱技鐢╯printf
   鐢ㄦ硶錛歿$var|string_format:"%.2f"}
12.strip / strip_tags
   鐢ㄩ旓細(xì)鍘婚櫎澶氫綑絀虹櫧絎︼紝鍙互鎸囧畾鍘婚櫎鐨勫瓧絎?/ 鍘婚櫎<>浠ュ強(qiáng)鍖呭惈鍦ㄩ噷闈㈢殑鎵鏈夊瓧絎?br />   鐢ㄦ硶錛歿$var|strip}  {$var|strip:"&nbsp;"} / {$var|strip_tags}
13.truncate
   鐢ㄩ旓細(xì)瀛楃涓叉埅鍙栵紝榛樿鎴彇80瀛楃錛屽彲浠ユ寚瀹氳拷鍔犵殑瀛楃涓?br />   鐢ㄦ硶錛歿$var|truncate:40}  {$var|truncate:40:"...":true}
14.緇勫悎淇敼鍣?br />   鐢ㄩ旓細(xì)欏懼悕鎬濅箟錛屽彲浠ュ皢澶氫釜鍙橀噺璋冭妭鍣ㄧ粍鍚堜嬌鐢紝涓棿鐢▅鏉ヤ唬鏇?br />   渚嬪瓙錛歿$articleTitle|lower|spacify|truncate:30:"..."}

涓? 鍐呭緩鍑芥暟

1. capture
   鐢ㄩ旓細(xì)鎹曡幏妯℃澘鍐呭鍒版煇鍙橀噺var錛屽茍涓嶈繘琛岃緭鍑?br />   鐢ㄦ硶錛?br />   鍦▄capture}{/capture}涓棿鐨勬暟鎹鎹曡幏錛屽彲浠ヤ嬌鐢?smarty.capture.var鏉ヤ嬌鐢紝涓嶆寚瀹歯ame鐨勮瘽錛岄粯璁や負(fù)default
   {capture name=banner}
   This is a test.
   {/capture}
2. foreach
   鐢ㄩ旓細(xì)寰幆澶勭悊
   鐢ㄦ硶錛?br />   from: 鏁扮粍錛岄渶瑕佺敤$
   item: 鍗曞厓鍏冪礌鍚嶇О錛屼笉闇瑕佺敤$
   key: key鍚嶇О錛屼笉闇瑕佺敤$
   name: 璇ュ驚鐜殑鍚嶇О錛屽彲浠ョ敤浜庤闂寰幆錛屼緥濡傦細(xì){$smarty.foreach.foreachname.varname}
   {foreach item=contact from=$contacts}
   {foreach key=key item=item from=$contact}
   {$key}: {$item}<br>
   {/foreach}
   {/foreach}
   娉ㄦ剰錛氬湪foreach涓湁涓浜涚壒孌婄殑鍙橀噺錛岄渶瑕佷嬌鐢▄$smarty.foreach.foreachname.***}鏉ヨ闂細(xì)
   iteration: 琛ㄧず褰撳墠寰幆鐨勬墽琛屾鏁幫紝鍒濆涓?
   first: 寰幆絎竴嬈℃墽琛屾椂琚疆涓簍rue
   last: 鍚屼笂
   total: 鐢ㄤ簬鏄劇ず寰幆鎵ц鐨勬鏁幫紝鍦ㄥ驚鐜腑鎴栬呭驚鐜悗鐨嗗彲浣跨敤
   show: 鏄痜oreach鐨勪竴涓爣絳撅紝鐢ㄤ簬鍐沖畾鏄惁鏄劇ず璇oreach鐨勫唴瀹?br />3. include / insert
   鐢ㄩ旓細(xì)鍖呭惈鍏朵粬妯℃澘 / 涓巌nclude涓嶅悓錛?insert 鎵鍖呭惈鐨勫唴瀹逛笉浼?xì)琚~撳瓨錛屾瘡嬈¤皟鐢ㄨ妯℃澘閮戒細(xì)閲嶆柊鎵ц璇ュ嚱鏁?
   鐢ㄦ硶錛歿include file="footer.tpl" title="Main menu" logo="4. if elseif else
   鐢ㄩ旓細(xì)鍒嗕箣鍒ゆ柇
   鐢ㄦ硶錛?br />   {if $name eq "Fred"}
   Welcome Sir.
   {elseif $name eq "Wilma"}
   Welcome Ma'am.
   {else}
   Welcome, whatever you are.
   {/if}
5. ldelim / rdelim
   鐢ㄩ旓細(xì)鍒嗗埆琛ㄧず宸︽嫭鍙楓佸彸鎷彿錛屽洜涓鴻繖涓や釜絎﹀彿琚敤浣渟marty妯℃澘鐨勬爣璇嗙
   鐢ㄦ硶錛?br />   {ldelim}  {rdelim}
6. literal
   鐢ㄩ旓細(xì)鍦ㄥ唴閮ㄧ殑鏁版嵁褰撳仛鏂囨湰澶勭悊錛屼笉浣跨敤smarty妯℃澘瑙f瀽錛屼富瑕佺敤浜巎avascript鑴氭湰絳?br />   鐢ㄦ硶錛?br />   {literal}
   ......
   {/literal}
7. section
   鐢ㄩ旓細(xì)寰幆澶勭悊
   鐢ㄦ硶錛?br />   name: 璇ュ驚鐜殑鍚嶇О
   loop錛氬喅瀹氬驚鐜鏁扮殑鏁扮粍錛屾敞鎰忚繖閲岀殑浣跨敤鏂規(guī)硶姣旇緝鐗瑰埆錛屽彲浠ヤ嬌鐢╯ection鏉ュ澶氫釜鏁扮粍榪涜澶勭悊錛屼絾蹇呴』鍏堢敤鍙互鍐沖畾寰幆嬈℃暟鐨勬暟緇勭粰loop璧嬪?br />   {section name=customer loop=$custid}
   id: {$custid[customer]}<br>
   name: {$name[customer]}<br>
   address: {$address[customer]}<br>
   {section name=contact loop=$contact_type[customer]}
   {$contact_type[customer][contact]}: {$contact_info[customer][contact]}<br>
   {/section}
   <p>
   {/section}
   濡傛灉瑕侀亶鍘嗗緇村叧鑱旀暟緇勶紝闇瑕佽繖鏍鋒潵浣跨敤錛?br />   {section name=customer loop=$contacts}
   name: {$contacts[customer].name}<br>
   home: {$contacts[customer].home}<br>
   cell: {$contacts[customer].cell}<br>
   e-mail: {$contacts[customer].email}<p>
   {/section}
   娉ㄦ剰錛氫笌foreach綾諱技錛屽湪section涓悓鏍鋒湁涓浜涚壒孌婂彉閲忓彲渚涗嬌鐢紝浣跨敤鏂規(guī)硶鏄細(xì){$smarty.section.sectionname.***}
   index: 鏄劇ず褰撳墠寰幆鐨勭儲(chǔ)寮曪紝榛樿浠?鎴栬卻tart寮濮?br />   index_prev: 鏄劇ず涓婁竴涓驚鐜儲(chǔ)寮曞鹼紝榛樿浠?1寮濮?br />   index_next: 鍚屼笂錛岀洿鑷蟲渶鍚庨兘姣斾笂涓嬈″ぇ1
   ineration: 鍚宖oreach錛屼笌index涓嶅悓錛屽悗鑰呮槸绱㈠紩
   first: 鍚宖oreach
   last: 鍚宖oreach
   show: 鍚宖oreach
   total: 鍚宖oreach
8. strip
   鐢ㄩ旓細(xì)灝嗕綅浜巤strip}{/strip}鍐呴儴html鏍囩澶栫殑鎵鏈夌┖鏍煎拰鍥炶濺娓呴櫎騫插噣錛屽茍浠tml鏍囩寮澶村拰緇撳熬
   鐢ㄦ硶錛?br />   {strip}
   <table border=0>
     <tr>
    <td>
      <A HREF="{$url}">
   <font color="red">This is a test</font>
   </A>
    </td>
  </tr>
   </table>
   {/strip}
   涓婅堪杈撳嚭涓猴細(xì)
   <table border=0><tr><td><A HREF="
color="red">This is a test</font></A></td></tr></table>

鍥? 紼嬪簭鍛橀渶瑕佹敞鎰忕殑鍦版柟

1. 甯擱噺
   SMARTY_DIR錛歋MARTY_DIR甯擱噺鐢ㄤ簬瀹氫綅smarty綾繪枃浠剁殑瀹屾暣緋葷粺璺緞錛屽繀欏諱互鏂滄潬緇撴潫錛屼篃鍙互涓嶅畾涔夛紝smarty妯℃澘浼?xì)鑷姩鍒涘缓鍚堥傜殑鍊箋?br />2. 綾誨睘鎬?br />   $template_dir: 妯℃澘鐩綍錛屼篃灝辨槸鍚刪tml鏂囦歡鏀劇疆鐩綍錛岄粯璁や負(fù)"./templates"
   $compile_dir: 緙栬瘧鍚庣殑妯℃澘鐩綍錛岀粡榪噑marty瑙f瀽鍚庣殑html鏂囦歡鏀劇疆鐩綍錛岄粯璁や負(fù)"./templates_c"
   $config_dir: 妯℃澘閰嶇疆鏂囦歡鐩綍錛岄粯璁や負(fù)"./configs"
   $plugins_dir: 鎻掍歡鐩綍錛岄粯璁や負(fù)SMARTY_DIR 銆?"plugins"
   $cache_dir: 瀛樻斁妯℃澘緙撳瓨鐨勭洰褰曪紝榛樿涓?./cache"
   $debugging: 鍙互鍚姩璋冭瘯鎺у埗鍙幫紝榛樿涓篺alse錛屽緢鏈夌敤鍟婏紒錛侊紒
   $debug_tpl: 瀹氫箟鐢ㄤ簬璋冭瘯鎺у埗鍙扮殑妯℃澘鏂囦歡鍚嶅瓧錛岄粯璁や負(fù)SMARTY_DIR . "libs/debug.tpl"
   $global_assign: 鐢ㄤ簬瀹氫箟鍏ㄥ眬鍙橀噺錛屼緥濡傦細(xì)
       php閲岋細(xì)$this->tpl->global_assign = array('my_global_1' => .....);
    鍦╰emplate閲岋細(xì){$smarty.my_global_1.***}
   $compile_check: 鑷姩緙栬瘧妯℃澘錛岄粯璁よ緗負(fù)true錛屾姇鍏ヤ駭鍝佸悗涓烘ц兘璧瘋錛屽彲浠ヨ緗負(fù)false銆?br />   $force_compile: 寮鴻揩姣忔璋冪敤鏃墮噸鏂扮紪璇戞ā鏉匡紝榛樿涓篺alse錛屼笉鍙?compile_check鐨勯檺鍒訛紝涓鏃﹁緗負(fù)true鍚庝細(xì)寮鴻揩閲嶆柊緙栬瘧銆?br />   $caching: 鏄惁緙撳瓨妯℃澘杈撳嚭錛岄粯璁や負(fù)false錛屾湁鍒╀簬澧炲己鎬ц兘銆?br />   $caching_lifetime: 緙撳瓨鐢熷瓨鏃墮棿錛屽彧鍦?caching涓簍rue鏃舵湁鏁堬紝-1琛ㄧず姘歌繙鏈夋晥錛?琛ㄧず姘歌繙闇瑕侀噸鏂扮敓鎴愩傚崟浣嶆槸縐掋?br />   娉ㄦ剰錛?compile_check銆?force_compile銆?caching涓夎呯殑鍏崇郴濡備笅錛?br />   A. 濡傛灉璁劇疆浜?compile_check錛屽鏋滀換浣曟ā鏉挎枃浠舵垨閰嶇疆鏂囦歡鏇存柊錛岄兘浼?xì)閲嶆柊缂栬瘧锛尵~撳瓨涔熶細(xì)閲嶆柊鐢熸垚錛?br />   B. 濡傛灉璁劇疆浜?force_compile錛屽垯$compile_check涓嶈搗浣滅敤錛岃岀紦瀛樹篃鎬諱細(xì)閲嶆柊鐢熸垚錛?br />   C. 濡傛灉娌℃湁璁劇疆$caching錛屽垯娌℃湁緙撳瓨錛屾ц兘鍙椾竴瀹氬獎(jiǎng)鍝嶃?br />
浜? smarty鐨刴ethod

1. assign: 瀵規(guī)ā鏉夸嬌鐢ㄥ埌鐨刾hp鍙橀噺榪涜璧嬪?br />2. assign_by_ref: 涔熸槸璧嬪鹼紝涓嶈繃鏄紩鐢ㄨ祴鍊?br />3. clear_all_assign: 娓呴櫎鎵鏈夎祴鍊?br />4. clear_all_cache: 娓呴櫎鎵鏈夌紦瀛橈紝鍙傛暟鍙互鎸囧畾闃堝兼椂闂?br />5. clear_assign: 娓呴櫎鏌愪釜璧嬪鹼紝鍙互鎸囧畾鍗曚釜鍙橀噺鍚嶆垨鑰呮暟緇?br />6. clear_cache: 娓呴櫎鏌愪釜template鐨勭紦瀛橈紝闇瑕佹寚瀹歵emplate鐨勫悕縐?br />7. clear_config: 娓呴櫎鎵鏈夐厤緗彉閲忥紝濡傛灉鎸囧畾鍒欐竻闄ょ壒瀹氶厤緗彉閲?br />8. config_load: 鍔犺澆鏌愰厤緗枃浠跺茍灝嗘暟鎹緭鍑哄埌妯℃澘
9. display: 鏄劇ず鏌愪釜妯℃澘
10.fetch: 鎹曡幏鏌愪釜妯℃澘鐨勮緭鍑猴紝涓巇isplay涓嶅悓鐨勬槸錛屾ā鏉胯緭鍑哄唴瀹瑰茍涓嶄細(xì)鐩存帴鏄劇ず鍑烘潵錛堟湁浠涔堢敤鍛紵錛燂紵錛?br />11.get_config_vars: 鑾峰彇鎵鏈夐厤緗彉閲忕殑鍊鹼紝涔熷彲浠ユ寚瀹氭煇涓叿浣撶殑鍙橀噺鍚?br />12.get_template_vars: 鑾峰彇鎵鏈夋ā鏉垮彉閲忕殑鍊鹼紝涔熷彲浠ユ寚瀹氭煇涓叿浣撶殑鍙橀噺鍚?br />13.is_cached: 鍒ゆ柇鏌愭ā鏉跨殑緙撳瓨鏄惁瀛樺湪錛屽彧鏈夊湪$caching璁劇疆涓簍rue鏃舵墠鏈夋晥
14.template_exists: 鍒ゆ柇鏌愭ā鏉挎槸鍚﹀瓨鍦?br />



榪滈 2011-11-21 14:36 鍙戣〃璇勮
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PHP鐨凟ditPlus璋冭瘯鐜銆愯漿杞姐?/title><link>http://m.shnenglu.com/amazon/archive/2011/11/20/160557.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Sun, 20 Nov 2011 06:54:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/11/20/160557.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/160557.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/11/20/160557.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/160557.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/160557.html</trackback:ping><description><![CDATA[<div>鎳掍簡(jiǎn)鐐癸紝鐩存帴璐村師鏂囧湴鍧鍚э細(xì)<a >http://www.cnblogs.com/lemtree/articles/1836266.html</a><br /><br />鏍規(guī)嵁涓婇潰鍒楀嚭鏉ョ殑鏉$洰榪涜閰嶇疆涔嬪悗錛岃繑鐜癊ditplus宸茬粡鍍忎釜鏍囧噯鐨処DE浜?jiǎn)锛岃屼笖鍚姩閫熷害寰堝揩錛岃禐涓涓獈<br /><br /></div><img src ="http://m.shnenglu.com/amazon/aggbug/160557.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-11-20 14:54 <a href="http://m.shnenglu.com/amazon/archive/2011/11/20/160557.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>insert鏃跺嚭鐜頒富閿啿紿佺殑澶勭悊鏂規(guī)硶銆愯漿杞姐?/title><link>http://m.shnenglu.com/amazon/archive/2011/11/02/159489.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Wed, 02 Nov 2011 02:20:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/11/02/159489.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/159489.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/11/02/159489.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/159489.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/159489.html</trackback:ping><description><![CDATA[<strong>鍘熸枃鍑哄錛?/strong><a ><strong>http://hi.baidu.com/ytjwt/blog/item/1ccc2c26022b0608908f9d8c.html</strong></a><br /><br /> <p>浣跨敤"insert into"璇彞榪涜鏁版嵁搴撴搷浣滄椂鍙兘閬囧埌涓婚敭鍐茬獊錛岀敤鎴烽渶瑕佹牴鎹簲鐢ㄥ満鏅繘琛屽拷鐣ユ垨鑰呰鐩栫瓑鎿嶄綔銆傛葷粨涓嬶紝鏈変笁縐嶈В鍐蟲柟妗堟潵閬垮厤鍑洪敊銆?br /><br /><strong>1. insert ignore into<br /></strong>閬囦富閿啿紿侊紝淇濇寔鍘熺邯褰曪紝蹇界暐鏂版彃鍏ョ殑璁板綍銆?br />mysql> select * from device ;<br />+-------+--------+-------------+<br />| devid | status | spec_char   |<br />+-------+--------+-------------+<br />|     1 | dead   | zhonghuaren | <br />|     2 | dead   | zhong       | <br />+-------+--------+-------------+<br />2 rows in set (0.00 sec)</p> <p>mysql> insert into device values (1,'alive','yangting');<br />ERROR 1062 (23000): Duplicate entry '1' for key 'PRIMARY'</p> <p>mysql> insert ignore  into device values (1,'alive','yangting');<br />Query OK, 0 rows affected (0.00 sec)</p> <p>mysql> select * from device ;<br />+-------+--------+-------------+<br />| devid | status | spec_char   |<br />+-------+--------+-------------+<br />|     1 | dead   | zhonghuaren | <br />|     2 | dead   | zhong       | <br />+-------+--------+-------------+<br />2 rows in set (0.00 sec)<br />鍙 insert ignore  into褰撻亣鍒頒富閿啿紿佹椂錛屼笉鏇存敼鍘熺邯褰曪紝涔熶笉鎶ラ敊<br /></p> <p><strong>2. replace into<br /></strong>閬囦富閿啿紿侊紝鏇挎崲鍘熺邯褰曪紝鍗沖厛鍒犻櫎鍘熺邯褰曪紝鍚巌nsert鏂扮邯褰?/p> <p>mysql> replace  into device values (1,'alive','yangting');<br />Query OK, 2 rows affected (0.00 sec)</p> <p>mysql> select * from device ;<br />+-------+--------+-----------+<br />| devid | status | spec_char |<br />+-------+--------+-----------+<br />|     1 | alive  | yangting  | <br />|     2 | dead   | zhong     | <br />+-------+--------+-----------+<br />2 rows in set (0.00 sec)</p> <p><br /><strong>3. insert into ... ON DUPLICATE KEY UPDATE<br /></strong>鍏跺疄榪欎釜鏄師鏈渶瑕佹墽琛?鏉QL璇彞錛圫ELECT,INSERT,UPDATE錛夛紝緙╁噺涓?鏉¤鍙ュ嵆鍙畬鎴愩?br />鍗?br />IF (SELECT * FROM where 瀛樺湪) {<br />    UPDATE  SET  WHERE ;<br />} else {<br />    INSERT INTO;<br />}<br />濡傦細(xì)mysql> insert into device values (1,'readonly','yang') ON DUPLICATE KEY UPDATE status ='drain';<br />Query OK, 2 rows affected (0.00 sec)</p> <p>涓婇潰璇彞浼唬鐮佽〃紺哄嵆涓?br />if (select * from device where devid=1) { <br />    update device set status ='drain' where devid=1 <br />} else {<br />    insert into device values (1,'readonly','yang')<br />}<br />寰堟槑鏄撅紝devid=1  鏄湁鐨勶紝榪欐牱灝辨墽琛寀pdate鎿嶄綔<br />mysql> select * from device ;<br />+-------+--------+-----------+<br />| devid | status | spec_char |<br />+-------+--------+-----------+<br />|     1 | drain  | yangting  | <br />|     2 | dead   | zhong     | <br />+-------+--------+-----------+<br />2 rows in set (0.00 sec)<br /> </p> <p>嫻嬭瘯琛細(xì)<br />CREATE TABLE `device` (<br />`devid` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,<br />`status` enum('alive','dead','down','readonly','drain') DEFAULT NULL,<br />`spec_char` varchar(11) DEFAULT '0',<br />PRIMARY KEY (`devid`)<br />) ENGINE=InnoDB </p> <p> </p><img src ="http://m.shnenglu.com/amazon/aggbug/159489.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-11-02 10:20 <a href="http://m.shnenglu.com/amazon/archive/2011/11/02/159489.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>PHP綾葷戶鎵塊棿鐨勬柟娉曡皟鐢ㄥ叧緋?/title><link>http://m.shnenglu.com/amazon/archive/2011/10/11/158016.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Tue, 11 Oct 2011 02:32:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/10/11/158016.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/158016.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/10/11/158016.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/158016.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/158016.html</trackback:ping><description><![CDATA[<br />PHP鍜孋++涓鏍峰厑璁哥被鐨勭戶鎵匡紝浣嗗瓨鍦ㄤ竴浜涜嚜鏈夌殑鐗規(guī)э細(xì)<br />1. 浠呭厑璁哥戶鎵夸竴涓被錛屾垨鑰呯戶鎵垮涓帴鍙o紱<br />2. 榛樿綾諱腑鐨勬墍鏈夋柟娉曢兘鍏鋒湁C++涓櫄鍑芥暟鐨勭壒鎬э紝鍙互琚瓙綾婚噸鏂拌鐩栵紱闄ら潪浣跨敤final鍏抽敭瀛楋紝姝ゆ椂瀛愮被涓嶅彲閲嶆柊瑕嗙洊璇ユ柟娉曘?br /><br />鍦ㄧ被涓氬父浣跨敤$this->... 鏉ヨ闂被鐨勫睘鎬ф垨鑰呮柟娉曪紝姝ゆ椂$this瀹為檯涓婃槸瀹炰緥鍖栧璞$殑鏄犲皠錛屽洜姝?this鏄笉鍙兘鍑虹幇鍦ㄩ潤(rùn)鎬佹柟娉曚腑鐨勶紝榪欎竴鐐逛笌C++寰堢被浼箋傞櫎姝や箣澶栵紝榪樿兘鍦ㄧ被涓嬌鐢╯elf::... h鍜宲arent::... 鏉ュ垎鍒皟鐢ㄨ嚜韜被鏂規(guī)硶鍜岀埗綾葷殑鏂規(guī)硶錛岃繖浜涙槸PHP涓壒鏈夌殑鍏抽敭瀛椼?br /><br />鎺ヤ笅鏉ラ渶瑕佽В絳斿叿浣撶殑闂浜?jiǎn)銆?br /><strong>1. 濡備綍鍦ㄥ瓙綾諱腑璋冪敤鑷韓鐨勬柟娉曪紵<br /></strong>絳旓細(xì)浣跨敤$this->... 鎴栬?self::... 鏉ヨ皟鐢ㄥ嵆鍙紝浣嗗湪闈?rùn)鎬佹柟娉曚腑鍙兘浣跨敤self::... 錛岃屼笖闇瑕佽璋冪敤鏂規(guī)硶涓篃娌℃湁浣跨敤鍒?this鍏抽敭瀛椼?br /><strong>2. 濡備綍鍦ㄥ瓙綾諱腑璋冪敤鐖剁被鐨勬柟娉曪紵<br /></strong>絳旓細(xì)鏃犺鏄瓙綾繪湭瑕嗙洊鐨勬柟娉曪紝鐩存帴浣跨敤$this->... 鍗沖彲璋冪敤鐖剁被鏂規(guī)硶錛涘鏋滄槸瀛愮被瑕嗙洊浜?jiǎn)鐨勬栆?guī)硶錛岄渶瑕佷嬌鐢ㄥ埌parent::.. 鏉ヨ皟鐢ㄣ?br /><strong>3. 濡備綍鍦ㄧ埗綾諱腑璋冪敤瀛愮被鐨勬柟娉曪紵<br /></strong>絳旓細(xì)濡備箣鍓嶆墍榪幫紝榛樿綾諱腑鎵鏈夋柟娉曢兘鍏鋒湁C++涓櫄鍑芥暟鐨勭壒鎬э紝鍥犳濡傛灉鐖剁被涓嬌鐢?this->... 璋冪敤鏌愭柟娉曪紝鏃犺璇ユ柟娉曟槸鍚﹀湪鐖剁被涓瓨鍦紝鑰岃鏂規(guī)硶琚瓙綾誨畾涔変簡(jiǎn)錛岄偅涔堝疄闄呬笂璋冪敤鐨勫氨鏄瓙綾葷殑鏂規(guī)硶銆?br />鍏蜂綋瑙佷互涓嬩唬鐮侊細(xì) <div style="border-bottom: #cccccc 1px solid; border-left: #cccccc 1px solid; padding-bottom: 4px; background-color: #eeeeee; padding-left: 4px; width: 98%; padding-right: 5px; font-size: 13px; word-break: break-all; border-top: #cccccc 1px solid; border-right: #cccccc 1px solid; padding-top: 4px"><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /><span style="color: #0000ff">class</span><span style="color: #000000"> A {    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000"> x() {        <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />      </span><span style="color: #0000ff">echo</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">A::x() was called.\n</span><span style="color: #000000">"</span><span style="color: #000000">;    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   }    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000"> y() {        <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />      self</span><span style="color: #000000">::</span><span style="color: #000000">x();        <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />      </span><span style="color: #0000ff">echo</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">A::y() was called.\n</span><span style="color: #000000">"</span><span style="color: #000000">;    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   }    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000"> z() {        <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />      </span><span style="color: #800080">$this</span><span style="color: #000000">-></span><span style="color: #000000">x();        <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />      </span><span style="color: #0000ff">echo</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">A::z() was called.\n</span><span style="color: #000000">"</span><span style="color: #000000">;    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   }<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />}<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /></span><span style="color: #0000ff">class</span><span style="color: #000000"> B </span><span style="color: #0000ff">extends</span><span style="color: #000000"> A {    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000"> x() {        <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />      </span><span style="color: #0000ff">echo</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">B::x() was called.\n</span><span style="color: #000000">"</span><span style="color: #000000">;    <br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />   }<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" />}<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /><br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /></span><span style="color: #800080">$b</span><span style="color: #000000"> </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> B();<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /></span><span style="color: #800080">$b</span><span style="color: #000000">-></span><span style="color: #000000">y();<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /></span><span style="color: #0000ff">echo</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">--\n</span><span style="color: #000000">"</span><span style="color: #000000">;<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /></span><span style="color: #800080">$b</span><span style="color: #000000">-></span><span style="color: #000000">z();<br /><img align="top" src="http://m.shnenglu.com/images/OutliningIndicators/None.gif" alt="" /></span></div><br /> <p>璇ヤ緥涓紝A::y()璋冪敤浜?jiǎn)A::x()錛岃孊::x()瑕嗙洊浜?jiǎn)A::x()錛岄偅涔堝綋璋冪敤B::y()鏃訛紝B::y()搴旇璋冪敤A::x()榪樻槸 B::x()鍛紵鍦–++涓紝濡傛灉A::x()鏈瀹氫箟涓鴻櫄鍑芥暟錛岄偅涔圔::y()錛堜篃灝辨槸A::y()錛夊皢璋冪敤A::x()錛岃屽鏋淎::x()浣跨敤 virtual鍏抽敭瀛楀畾涔夋垚铏氬嚱鏁幫紝閭d箞B::y()灝嗚皟鐢˙::x()銆?br />鐒惰岋紝鍦≒HP5涓紝铏氬嚱鏁扮殑鍔熻兘鏄敱 self 鍜?$this 鍏抽敭瀛楀疄鐜扮殑銆傚鏋滅埗綾諱腑A::y()涓嬌鐢?self::x() 鐨勬柟寮忚皟鐢ㄤ簡(jiǎn) A::x()錛岄偅涔堝湪瀛愮被涓笉璁篈::x()鏄惁琚鐩栵紝A::y()璋冪敤鐨勯兘鏄疉::x()錛涜屽鏋滅埗綾諱腑A::y()浣跨敤 $this->x() 鐨勬柟寮忚皟鐢ㄤ簡(jiǎn) A::x()錛岄偅涔堝鏋滃湪瀛愮被涓瑼::x()琚獴::x()瑕嗙洊錛孉::y()灝嗕細(xì)璋冪敤B::x()銆?/p> <p>涓婁緥鐨勮繍琛岀粨鏋滃涓嬶細(xì)</p> <p>A::x() was called. A::y() was called. <br />--<br />B::x() was called. A::z() was called. </p><br /><img src ="http://m.shnenglu.com/amazon/aggbug/158016.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-10-11 10:32 <a href="http://m.shnenglu.com/amazon/archive/2011/10/11/158016.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>PHP綾葷殑闈?rùn)鎬佹柟娉曞拰闈?rùn)鎬佸彉閲?/title><link>http://m.shnenglu.com/amazon/archive/2011/10/10/157966.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Mon, 10 Oct 2011 06:54:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/10/10/157966.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/157966.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/10/10/157966.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/157966.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/157966.html</trackback:ping><description><![CDATA[<br />鍦╬hp涓紝璁塊棶綾葷殑鏂規(guī)硶/鍙橀噺鏈変袱縐嶆柟娉曪細(xì)<br />1. 鍒涘緩瀵硅薄$object = new Class()錛岀劧鍚庝嬌鐢?->"璋冪敤錛?object->attribute/function錛屽墠鎻愭槸璇ュ彉閲?鏂規(guī)硶鍙闂?br />2. 鐩存帴璋冪敤綾繪柟娉?鍙橀噺錛歝lass::attribute/function錛屾棤璁烘槸闈?rùn)鎬?闈為潤(rùn)鎬侀兘鍙互銆備絾鏄湁鍓嶆彁鏉′歡錛?br />    A. 濡傛灉鏄彉閲忥紝闇瑕佽鍙橀噺鍙闂?br />    B. 濡傛灉鏄柟娉曪紝闄や簡(jiǎn)璇ユ柟娉曞彲璁塊棶澶栵紝榪橀渶瑕佹弧瓚籌細(xì)<br />        b1) 濡傛灉鏄潤(rùn)鎬佹柟娉曪紝娌℃湁鐗規(guī)畩鏉′歡錛?br />        b2) 濡傛灉鏄潪闈?rùn)鎬佹柟娉曪紝闇瑕佹敼鏂規(guī)硶涓病鏈変嬌鐢?this錛屽嵆娌℃湁璋冪敤闈為潤(rùn)鎬佺殑鍙橀噺/鏂規(guī)硶錛屽綋鐒?dòng)灱岃皟鐢ㄩ潤(rùn)鎬佺殑鍙橀噺/鏂規(guī)硶娌℃湁闂銆?br /><br />鐒跺悗鎴戜滑鍐嶇湅涓涓嬩嬌鐢?object->... 鍜屼嬌鐢╟lass::... 閮芥湁浠涔堝尯鍒細(xì)<br />1. 浣跨敤$object->... 錛岄渶瑕佹墽琛屾瀯閫犲嚱鏁板垱寤哄璞★紱<br />2. 浣跨敤class::... 璋冪敤闈?rùn)鎬佹柟娉?鍙橀噺錛屼笉闇瑕佹墽琛屾瀯閫犲嚱鏁板垱寤哄璞★紱<br />3. 浣跨敤class::... 璋冪敤闈為潤(rùn)鎬佹柟娉?鍙橀噺錛屼篃涓嶉渶瑕佹墽琛屾瀯閫犲嚱鏁板垱寤哄璞°?br /><br />鐒跺悗濂囨殑鍦版柟灝卞嚭鏉ヤ簡(jiǎn)錛屾棦鐒?鍜?閮戒竴鏍鳳紝閭i潤(rùn)鎬佹柟娉?鍙橀噺瀛樺湪榪樻湁浠涔堟剰涔夊憿錛?br />宸紓榪樻槸鏄劇劧瀛樺湪鐨勶紝濡備笅錛?br />1. 闈?rùn)鎬佸彉閲?br />闈?rùn)鎬佹垚鍛樺彧淇濈暀涓涓彉閲忓鹼紝鑰岃繖涓彉閲忓煎鎵鏈夌殑瀹炰緥閮芥槸鏈夋晥錛屼篃灝辨槸璇達(dá)紝鎵鏈夌殑瀹炰緥鍏變韓榪欎釜鎴愬憳銆?br />2. 闈?rùn)鎬佹柟娉?br />闈?rùn)鎬佹柟娉曞彲浠ョ洿鎺ヤ嬌鐢╟lass::... 鏉ヨ皟鐢紝鑰岄潪闈?rùn)鎬佹柟娉曢渶瑕佹弧瓚充竴瀹氶檺鍒舵潯浠舵墠鑳戒嬌鐢╟lass::.. 鐨勬柟娉曡皟鐢紝濡備箣鍓嶆墍榪般?br /><br /><img src ="http://m.shnenglu.com/amazon/aggbug/157966.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-10-10 14:54 <a href="http://m.shnenglu.com/amazon/archive/2011/10/10/157966.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>PHP涓熀浜庡璞″拰綾葷殑鍩烘湰鍑芥暟http://m.shnenglu.com/amazon/archive/2011/10/10/157955.html榪滈榪滈Mon, 10 Oct 2011 05:13:00 GMThttp://m.shnenglu.com/amazon/archive/2011/10/10/157955.htmlhttp://m.shnenglu.com/amazon/comments/157955.htmlhttp://m.shnenglu.com/amazon/archive/2011/10/10/157955.html#Feedback0http://m.shnenglu.com/amazon/comments/commentRss/157955.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/157955.html1. class_exists($class_name)

媯(gè)鏌ヨ綾繪槸鍚﹀凡緇忓畾涔夛紝榪斿洖true / false銆?br />
2. get_class_methods($class_name)

榪斿洖鎸囧畾綾諱腑瀹氫箟鐨刾ublic鏂規(guī)硶鍚嶆墍緇勬垚鐨勬暟緇勶紝濡傛灉璇ョ被涓嶅瓨鍦ㄨ繑鍥濶ULL銆?br />
3. get_class_vars($class_name)

榪斿洖鎸囧畾綾諱腑瀹氫箟鐨刾ublic灞炴у悕鎵緇勬垚鐨勫叧鑱旀暟緇勶紝鍏朵腑灞炴у悕涓簁ey錛屽睘鎬у間負(fù)value錛屽鏋滆綾諱笉瀛樺湪榪斿洖NULL銆?br />
4. get_class($object)

榪斿洖瀵硅薄鎵灞炵被鐨勫悕縐幫紝濡傛灉$object涓嶆槸瀵硅薄鍒欒繑鍥瀎alse銆?br />
5. method_exists($object / $class_name, $method_name)

鍒ゆ柇鍦ㄦ寚瀹氱殑瀵硅薄鎴栬呯被涓槸鍚﹀瓨鍦ㄨ鍑芥暟錛堟棤璁簆ublic榪樻槸protected銆乸rivate錛夛紝濡傛灉璇ュ璞℃垨鑰呯被涓嶅瓨鍦紝鎴栬呭嚱鏁頒笉瀛樺湪錛岄兘榪斿洖false銆?br />
6. get_object_vars($object)

榪斿洖鎸囧畾瀵硅薄涓璸ublic灞炴у悕鎵緇勬垚鐨勫叧鑱旀暟緇勶紝鍏朵腑灞炴у悕涓簁ey錛屽睘鎬у間負(fù)value錛屽鏋滆瀵硅薄涓嶅瓨鍦ㄨ繑鍥濶ULL銆?br />
7. get_parent_class($object / $class_name)

鑾峰彇璇ュ璞℃垨鑰呯被鐨勭埗綾誨悕縐般?br />
8. is_subclass_of($object, $class_name) / is_a($object, $class_name)

瀵逛簬is_subclass_of()錛屽鏋滆瀵硅薄鎵灞炵被鏄煇綾葷殑瀛愮被錛岃繑鍥瀟rue錛屽鏋滃璞′笉瀛樺湪銆佺被涓嶅瓨鍦ㄦ垨鑰呮棤鐖跺瓙鍏崇郴錛屼竴寰嬭繑鍥瀎alse銆?br />瀵逛簬is_a()錛屽鏋滆瀵硅薄鎵灞炵被涓庢寚瀹氱被鐩稿悓鎴栬呭瓨鍦ㄥ瓙->鐖跺叧緋伙紝鍒欒繑鍥瀟rue錛屽惁鍒欎竴寰嬭繑鍥瀎alse銆?br />


榪滈 2011-10-10 13:13 鍙戣〃璇勮
]]>
PHP鐨勯瓟鏈嚱鏁板拰欖旀湳甯擱噺http://m.shnenglu.com/amazon/archive/2011/10/10/157950.html榪滈榪滈Mon, 10 Oct 2011 04:18:00 GMThttp://m.shnenglu.com/amazon/archive/2011/10/10/157950.htmlhttp://m.shnenglu.com/amazon/comments/157950.htmlhttp://m.shnenglu.com/amazon/archive/2011/10/10/157950.html#Feedback0http://m.shnenglu.com/amazon/comments/commentRss/157950.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/157950.html欖旀湳鏂規(guī)硶錛?br />
PHP鎶婄被涓墍鏈変互__錛堜袱涓笅鍒掔嚎錛夊紑澶寸殑鏂規(guī)硶褰撴垚欖旀湳鏂規(guī)硶錛屼竴鑸緩璁敤鎴蜂笉瑕佸皢鑷畾涔夌殑鏂規(guī)硶鍓嶉潰鍔犱笂__浣滀負(fù)鍓嶇紑銆傞瓟鏈柟娉曪細(xì)

1. __construct()

綾葷殑榛樿鏋勯犳柟娉曪紝濡傛灉__construct()鍜屼笌綾誨悓鍚嶇殑鏂規(guī)硶鍏卞悓鍑虹幇鏃訛紝榛樿璋冪敤__construct()鑰屼笉鏄悓綾誨悕鏂規(guī)硶銆備竴鑸儏鍐典笅鐢ㄦ埛鑷畾涔夋瀯閫犳柟娉曚篃浼?xì)鋴社敤__construct()銆?br />
2. __destruct()

綾葷殑鏋愭瀯鍑芥暟錛屽綋璇ュ璞$殑鎵鏈夊紩鐢ㄩ兘琚垹闄わ紝鎴栬呭璞¤鏄懼紡閿姣佹椂鎵ц銆?br />
3. __get($name)

鍙互綆鍗曞綊綰充負(fù)錛氱敤$object->a鐨勬柟寮忚鍙栧璞$殑灞炴ф椂錛屽鏋滃睘鎬瀛樺湪涓旀槸public鍨嬶紝閭d箞鐩存帴榪斿洖璇ュ睘鎬х殑鍊鹼紱濡傛灉灞炴涓嶅瓨鍦ㄦ垨鑰呮槸protected/private榪欐牱鐨勪笉鍙洿鎺ヨ闂殑綾誨瀷錛屽氨浼?xì)璋冪敤__get($name)鏂規(guī)硶騫朵互榪斿洖鍊間負(fù)鍑嗐備竴鑸彲浠ヤ嬌鐢ㄨ鏂規(guī)硶浣垮閮ㄥ彲闄愬埗鎬у湴璁塊棶鍐呴儴灞炴э紝鎴栬呭畬鎴愮被浼糺ava涓殑鍙嶅皠鎿嶄綔銆?br />
4. __set($name, $value)

涓巁_get($name)綾諱技錛岀敤$object->a = 17鐨勬柟寮忕粰灞炴ц祴鍊兼椂錛屽鏋滃睘鎬瀛樺湪涓旀槸public鍨嬶紝閭d箞鐩存帴緇欏睘鎬璧嬪肩殕鍙紱濡傛灉灞炴涓嶅瓨鍦ㄦ垨鑰呮槸protected/private鍨嬶紝灝變細(xì)璋冪敤__set($name, $value)鏂規(guī)硶銆?br />
5. __call($name, $arguments) / __callStatic($name, $arguments)

褰撹皟鐢ㄤ笉瀛樺湪鎴栬呬笉鍙闂殑鏂規(guī)硶鏃訛紝浼?xì)璋冪敤__call($name, $arguments)鏂規(guī)硶銆傝屽綋鍦ㄩ潤(rùn)鎬佹柟娉曚腑璋冪敤涓嶅瓨鍦ㄦ垨鑰呬笉鍙闂殑鏂規(guī)硶鏃訛紝浼?xì)璋冪敤__callStatic($name, $arguments)鏂規(guī)硶銆?br />
6. __toString()

褰撴墦鍗板璞℃椂浼?xì)琚洿鎺ヨ皟鐢ㄣ傚echo $object;

7. __clone()

褰撳璞¤鎷瘋礉鏃剁洿鎺ヨ皟鐢ㄣ傚$a = new Action(); $a = $object;

8. __isset($name) / __unset($name)

瀵逛笉瀛樺湪鎴栬呬笉鍙闂殑灞炴т嬌鐢╥sset()鎴栬卐mpty()鏃訛紝__isset()浼?xì)琚皟鐢ㄥQ涘綋unset涓涓笉瀛樺湪鎴栬呬笉鍙闂殑灞炴ф椂錛宊_unset()浼?xì)琚皟鐢ㄥQ屽惁鍒欑洿鎺nset璇ュ睘鎬х殕鍙?br />
9. __set_state()

鐢╲ar_export()杈撳嚭涓涓璞℃椂錛宊_set_state()浼?xì)琚皟鐢ㄥQ岃緭鍑哄唴瀹逛互璇ラ瓟鏈柟娉曠殑榪斿洖鍊間負(fù)鍑嗐傛敞錛歷ar_export()鍜寁ar_dump()綾諱技錛屽彧鏄痸ar_export()杈撳嚭鐨勫唴瀹圭鍚坧hp璇硶銆?/span>娉ㄦ剰浣跨敤鏂規(guī)硶錛?/span>

$test = new Test();
$b = var_export($test, true);
var_dump($b);

class Test {

    public $a;
    public static function __set_state($array) {
        $ab = new Test();
        $ab->a = 10;
        return $ab;
    }
}


10. __autoload($name)

瀹炰緥鍖栦竴涓璞℃椂錛屽鏋滃搴旂殑綾諱笉瀛樺湪錛屽垯璇ユ柟娉曡璋冪敤銆傛敞鎰忥細(xì)璇ユ柟娉曟槸鍏ㄥ眬鍑芥暟錛屽弬鏁版槸綾葷殑鍚嶇О銆?br />
11. __sleep() / __wakup()

鐣ャ?br />

欖旀湳甯擱噺錛?/strong>

1. __LINE__

榪斿洖鏂囦歡涓殑褰撳墠琛屽彿銆?br />
2. __FILE__

榪斿洖鎵鍦ㄦ枃浠剁殑瀹屾暣璺緞銆?br />
3. __FUNCTION__

榪斿洖鎵鍦ㄥ嚱鏁板悕縐般?br />
4. __CLASS__

榪斿洖鎵鍦ㄧ被鐨勫悕縐般?br />
5. __METHOD__

榪斿洖鎵鍦ㄧ被鏂規(guī)硶鐨勫悕縐般傞渶瑕佹敞鎰廮_METHOD__榪斿洖鐨勬槸"class::function"鐨勫艦寮忥紝鑰宊_FUNCTION__鍒欒繑鍥?function"鐨勫艦寮忋?br />


榪滈 2011-10-10 12:18 鍙戣〃璇勮
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PHP涓紩鐢ㄧ殑瑙i噴http://m.shnenglu.com/amazon/archive/2011/10/10/157941.html榪滈榪滈Mon, 10 Oct 2011 03:01:00 GMThttp://m.shnenglu.com/amazon/archive/2011/10/10/157941.htmlhttp://m.shnenglu.com/amazon/comments/157941.htmlhttp://m.shnenglu.com/amazon/archive/2011/10/10/157941.html#Feedback0http://m.shnenglu.com/amazon/comments/commentRss/157941.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/157941.html榪欑瘒闅忕瑪涓昏鏄銆奝HP5涓枃鎵嬪唽銆嬪唴瀹逛腑"寮曠敤鐨勮В閲?涓鏂囩殑鎽樿銆傞槄璇諱箣鍚庤鎴戝ぇ鑷存槑鐧戒簡(jiǎn)寮曠敤鍦≒HP璇█涓殑鐢ㄩ斿拰鐗規(guī)с?br />
1. PHP涓紩鐢ㄧ殑鐗規(guī)?br />
棣栧厛錛孭HP涓殑寮曠敤涓嶆槸C鐨勬寚閽堬紝鍙互鎶婂畠鎯寵薄鎴怳NIX鏂囦歡緋葷粺涓鏂囦歡鐨勯摼鎺ワ紝鏄彉閲忕殑鍙﹀涓涓埆鍚嶆垨鑰呮槧灝勩備緥濡傦細(xì)$b = &$a涓紝$b鍜?a閮藉彧鏄竴涓彉閲忓悕縐幫紝姝ゆ搷浣滀嬌$b鍜?a閮芥槧灝勫埌鍚屼竴涓彉閲忓唴瀹癸紱$b = &$c鍒欐槸璁?b閲嶆柊鏄犲皠鍒板彟澶栦竴涓彉閲忓唴瀹癸紝涓?a鍐嶆棤鍏崇郴錛泆nset($a)鍙槸鏂紑浜?a鍒板彉閲忓唴瀹圭殑鏄犲皠錛屼絾鍙橀噺鍐呭騫舵病鏈夎閲婃斁錛屼緷鐒跺彲浠ヤ嬌鐢?b鏉ヨ闂紝涓鏃?b涔焨nset浜?jiǎn)锛岄偅涔堣鍙橀噺鍐呭鍦ㄦ病鏈変恢M綍鏄犲皠鐨勬儏鍐典笅浼?xì)琚噴鏀俱?br />
2. 鍑芥暟涓璯lobal $a鐨勪綔鐢?br />
鍦ㄥ嚱鏁頒腑緇忓父浼?xì)瑙佸埌global $a,$b榪欐牱鐨勮鍙ワ紝鍏跺疄璐ㄦ槸瀵?_GLOBAL鍙橀噺鐨勪竴縐嶅紩鐢紝鍏蜂綋鍙互鍐欐垚濡備笅璇彞錛?br />$a = &$_GLOBAL['a'];
$b = &$_GLOBAL['b'];
鑰?_GLOBAL['a']鍜?_GLOBAL['b']鍒欏垎鍒搴斿叏灞浣滅敤鍩熶腑$a鍜?b鍙橀噺錛屽湪鍑芥暟涓$a鍜?b鐨勪慨鏀逛細(xì)瑙﹀彂鍑芥暟澶栭儴$a鍜?b鐨勫彉閲忓唴瀹圭殑淇敼銆?br />濡傛灉鍦ㄥ嚱鏁板唴閮ㄥ仛濡備笅鎿嶄綔錛?br />$c = array(1,2,3);
$a = &$c;
閭d箞瀹為檯涓婂氨鏄敼鍙樹簡(jiǎn)$a鐨勬槧灝勫叧緋伙紝涔嬪墠涓?_GLOBAL['a']鐨勬槧灝勫氨鏂紑浜?jiǎn)锛屽啀涔熸棤娉曚慨鏀瑰嚱鏁板閮?a鐨勫唴瀹廣傛鐗規(guī)т篃鍚屾牱浣滅敤鍦ㄧ敤寮曠敤浼犻掑嚱鏁板弬鏁扮殑渚嬪瓙涓?br />鍙﹀錛岄渶瑕佹敞鎰忓湪鍑芥暟涓璾nset($a)涓嶄細(xì)鐪熸閲婃斁鍙橀噺鍐呭錛屽彲浠ョ湅鍋氬彧鏄柇寮浜?jiǎn)鍑芥暟鍐呴?a鐨勬槧灝勮屽凡銆?br />
3.鍑芥暟鐨勫紩鐢ㄤ紶閫?br />
寮曠敤浼犻掔殑瀹氫箟蹇呴』鍦ㄥ嚱鏁板畾涔変腑浣撶幇錛屽湪鍑芥暟浣跨敤涓紝涓嶈鍐欐垚foo(&$a)鐨勬牱瀛愶紝鍚﹀垯浼?xì)鎶?Call-time pass-by-reference榪囨椂"鐨勮鎶ャ?br />濡備笅鎯呭喌鍙互浣跨敤寮曠敤浼犻掞細(xì)
A. 鍙橀噺錛屽foo($a)
B. New璇彞錛屽foo(new Action())
C. 鍑芥暟鐨勫紩鐢ㄨ繑鍥烇紝濡俧oo(bar())錛屽叾涓璪ar()鏄嚱鏁幫紝瀹氫箟涓猴細(xì)function &bar() {$a = 5; return $a;}
鍏朵綑鎯呭喌涓嶅彲浣滀負(fù)寮曠敤浼犻掞紝杈冨父瑙佺殑姣斿琛ㄨ揪寮忋佸父閲忋佹棤寮曠敤鐨勫嚱鏁拌繑鍥炪?br />
4.鍑芥暟鐨勫紩鐢ㄨ繑鍥?br />
寮曠敤榪斿洖闇瑕佹敞鎰忎嬌鐢ㄥ艦寮忥紝鍦ㄥ畾涔夋椂濡備笅錛?br />function &bar() {
   $a = 5;
   return $a;
}
鍦ㄤ嬌鐢ㄦ椂濡備笅錛?br />$ret = &bar();
涔熷氨鏄錛屽畾涔夊拰浣跨敤鏃墮兘闇瑕佸姞&絎﹀彿銆?br />
5.瀵硅薄鐨勮祴鍊間紶閫?br />
灝ゅ叾闇瑕佹敞鎰忕殑鏄紝鍦≒HP4鍜孭HP5涓璞¤祫婧愮殑璧嬪間紶閫掓槸鏈夊尯鍒殑銆?br />PHP4涓細(xì)
$a = new Object() 瀹為檯涓?a鍜宯ew Object()鐨勬槧灝勫埌涓嶅悓瀵硅薄瀹炰緥錛屾墍浠ラ渶瑕佹樉寮忓湴浣跨敤$a = & new Object()鏉ヨ繘琛屽紩鐢ㄨ祴鍊間紶閫掋?br />$b = $a 鍚屼笂銆?br />foo(new Object()) / foo($a) 鍚屼笂銆?br />foo() {$a = new Object(); return $a} 鍚屼笂銆?br />PHP5涓細(xì)
$a = new Object() 涓よ呮槧灝勫埌鍚屼竴瀵硅薄錛屼笉闇瑕佷嬌鐢ㄥ紩鐢ㄧ銆?br />$b = $a 鍚屼笂銆?br />foo(new Object()) / foo($a) 鍚屼笂銆?br />foo() {$a = new Object(); return $a} 鍚屼笂銆?br />PS錛氬湪榪涜嫻嬭瘯鐨勬椂鍊欙紝鍙戠幇涓涓湁瓚g殑鐜拌薄錛?a = new Object(); $b = $a鍚庯紝濡傛灉$a->attr = 12; $b->attr = 13錛岄偅涔堟渶鍚庣殑緇撴灉绔熺劧鏄?a->attr鍜?b->attr閮界瓑浜?3錛岃屼笉鏄兂璞′腑鐨勫悇鑷嫭绔嬶紝絎旇呬及璁?a->attr鍜?b->attr騫舵病鏈夊仛娣辨嫹璐濓紝浠嶆槸鍚屼竴鍧楀唴瀛樼殑涓嶅悓鏄犲皠銆傝璁虹偣寰呰冭瘉銆傚綋鐒?dòng)灱屽鏋滄?a = new Object(); $b = &$a; 鍒欎笉瀛樺湪璇ョ枒鎯戯紝鍥犱負(fù)浠庡ご鍒板熬鍙湁涓涓湡瀹炲璞★紝$a鍜?b閮藉彧鏄槧灝勮屽凡銆?br />
6.unset涓?null

浣跨敤unset($a)涓?a=null鐨勭粨鏋滄槸涓嶄竴鏍風(fēng)殑銆傚鏋滆鍧楀唴瀛樺彧鏈?a涓涓槧灝勶紝閭d箞unset($a)涓?a=null絳変環(huán)錛岃鍐呭瓨鐨勫紩鐢ㄨ鏁板彉涓?錛岃鑷姩鍥炴敹錛涘鏋滆鍧楀唴瀛樻湁$a鍜?b涓や釜鏄犲皠錛岄偅涔坲nset($a)灝嗗鑷?a=null涓?b涓嶅彉鐨勬儏鍐碉紝鑰?a=null浼?xì)瀵艰?a=$b=null鐨勬儏鍐點(diǎn)?br />鍘熷洜錛氭煇鍙橀噺璧嬪間負(fù)null錛屽皢瀵艱嚧璇ュ彉閲忓搴旂殑鍐呭瓨鍧楃殑寮曠敤璁℃暟鐩存帴緗負(fù)0錛岃鑷姩鍥炴敹銆?br />



榪滈 2011-10-10 11:01 鍙戣〃璇勮
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PHP甯哥敤鍑芥暟銆愯漿杞姐?/title><link>http://m.shnenglu.com/amazon/archive/2011/10/08/157780.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Sat, 08 Oct 2011 04:46:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/10/08/157780.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/157780.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/10/08/157780.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/157780.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/157780.html</trackback:ping><description><![CDATA[<div><strong>鍘熸枃鍑哄錛?/strong><a ><strong>http://blog.sina.com.cn/s/blog_5d8945610100i5fq.html</strong></a><br /><br /> <p><strong><strong></strong>1.鏁扮粍鍑芥暟</strong></p> <p><a ><font color="#437b40">array_product()</font></a> <wbr> 璁$畻鏁扮粍涓墍鏈夊肩殑涔樼Н銆?/p> <p><a ><font color="#437b40">array_search()</font></a> <wbr> 鍦ㄦ暟緇勪腑鎼滅儲(chǔ)緇欏畾鐨勫鹼紝濡傛灉鎴愬姛鍒欒繑鍥炵浉搴旂殑閿悕銆?/p> <p><a ><font color="#437b40">array_unique()</font></a> <wbr> 鍒犻櫎鏁扮粍涓噸澶嶇殑鍊箋?/p> <p><a ><font color="#437b40">extract()</font></a> <wbr> 浠庢暟緇勪腑灝嗗彉閲忓鍏ュ埌褰撳墠鐨勭鍙瘋〃銆?br /><a ><font color="#437b40">in_array()</font></a> <wbr> <wbr> 媯(gè)鏌ユ暟緇勪腑鏄惁瀛樺湪鎸囧畾鐨勫箋?/p> <p><a ><font color="#437b40">array_count_values()</font></a> <wbr> 鐢ㄤ簬緇熻鏁扮粍涓墍鏈夊煎嚭鐜扮殑嬈℃暟銆?/p> <p><a ><font color="#437b40">array_key_exists()</font></a> <wbr> 媯(gè)鏌ョ粰瀹氱殑閿悕鎴栫儲(chǔ)寮曟槸鍚﹀瓨鍦ㄤ簬鏁扮粍涓?/p> <p><a ><font color="#437b40">array_sum()</font></a> <wbr> 璁$畻鏁扮粍涓墍鏈夊肩殑鍜屻?/p> <p><strong>2.鏂囦歡鍑芥暟</strong></p> <p><a ><font color="#437b40">basename()</font></a> <wbr> 榪斿洖璺緞涓殑鏂囦歡鍚嶉儴鍒嗐?/p> <p><a ><font color="#437b40">dirname()</font></a> <wbr> 榪斿洖璺緞涓殑鐩綍鍚嶇О閮ㄥ垎銆?/p> <p><a ><font color="#437b40">feof()</font></a> <wbr> 嫻嬭瘯鏂囦歡鎸囬拡鏄惁鍒頒簡(jiǎn)鏂囦歡緇撴潫鐨勪綅緗?/p> <p><a ><font color="#437b40">fflush()</font></a> <wbr> 鍚戞墦寮鐨勬枃浠惰緭鍑虹紦鍐插唴瀹廣?/p> <p><a ><font color="#437b40">file()</font></a> <wbr> 鎶婃枃浠惰鍏ヤ竴涓暟緇勪腑銆?/p> <p><a ><font color="#437b40">file_exists()</font></a> <wbr> 媯(gè)鏌ユ枃浠舵垨鐩綍鏄惁瀛樺湪銆?/p> <p><a ><font color="#437b40">file_get_contents()</font></a> <wbr> 灝嗘枃浠惰鍏ュ瓧絎︿覆銆?/p> <p><a ><font color="#437b40">file_put_contents</font></a> <wbr> 灝嗗瓧絎︿覆鍐欏叆鏂囦歡銆?/p> <p><a ><font color="#437b40">filesize()</font></a> <wbr> 榪斿洖鏂囦歡澶у皬銆?/p> <p><a ><font color="#437b40">filetype()</font></a> <wbr> 榪斿洖鏂囦歡綾誨瀷銆?/p> <p><a ><font color="#437b40">flock()</font></a> <wbr> 閿佸畾鎴栭噴鏀炬枃浠躲?/p> <p><a ><font color="#437b40">is_dir()</font></a> <wbr>鍒ゆ柇鎸囧畾鐨勬枃浠跺悕鏄惁鏄竴涓洰褰曘?/p> <p><a ><font color="#437b40">is_executable()</font></a> <wbr> 鍒ゆ柇鏂囦歡鏄惁鍙墽琛屻?/p> <p><a ><font color="#437b40">parse_ini_file()</font></a> <wbr> 瑙f瀽涓涓厤緗枃浠躲?/p> <p><a ><strong><font color="#22b14c">tempnam()</font></strong></a><strong><font color="#22b14c"> <wbr> 鍒涘緩鍞竴鐨勪復(fù)鏃舵枃浠躲?/font></strong></p> <p><a ><strong><font color="#22b14c">tmpfile()</font></strong></a><strong><font color="#22b14c"> <wbr> 寤虹珛涓存椂鏂囦歡銆?/font></strong></p> <p><a ><font color="#437b40">touch()</font></a> <wbr> 璁劇疆鏂囦歡鐨勮闂拰淇敼鏃墮棿銆?wbr></p> <p><strong>3.瀛楃涓插嚱鏁?/strong></p> <p><a ><font color="#437b40">addslashes()</font></a> <wbr> 鍦ㄦ寚瀹氱殑棰勫畾涔夊瓧絎﹀墠娣誨姞鍙嶆枩鏉犮?/p> <p><a ><font color="#437b40">chr()</font></a> <wbr> 浠庢寚瀹氱殑 ASCII 鍊艱繑鍥炲瓧絎︺?/p> <p><a ><font color="#437b40">convert_uuencode()</font></a> <wbr> 浣跨敤 uuencode 綆楁硶瀵瑰瓧絎︿覆榪涜緙栫爜銆?/p> <p><a ><font color="#437b40">convert_uudecode()</font></a> <wbr> 瀵?uuencode 緙栫爜鐨勫瓧絎︿覆榪涜瑙g爜銆?/p> <p><a ><font color="#437b40">crc32()</font></a> <wbr> 璁$畻涓涓瓧絎︿覆鐨?32-bit CRC銆?/p> <p><a ><font color="#437b40">crypt()</font></a> <wbr> 鍗曞悜鐨勫瓧絎︿覆鍔犲瘑娉?(hashing)銆?/p> <p><a ><font color="#437b40">explode()</font></a> <wbr> 鎶婂瓧絎︿覆鎵撴暎涓烘暟緇勩?/p> <p><a ><font color="#437b40">htmlentities()</font></a> <wbr> 鎶婂瓧絎﹁漿鎹負(fù) HTML 瀹炰綋銆?/p> <p><a ><font color="#437b40">htmlspecialchars_decode()</font></a> <wbr> 鎶婁竴浜涢瀹氫箟鐨?HTML 瀹炰綋杞崲涓哄瓧絎︺?/p> <p><a ><font color="#437b40">htmlspecialchars()</font></a> <wbr> <wbr> 鎶婁竴浜涢瀹氫箟鐨勫瓧絎﹁漿鎹負(fù) HTML 瀹炰綋銆?/p> <p><a ><font color="#437b40">implode()</font></a> <wbr> 鎶婃暟緇勫厓绱犵粍鍚堜負(fù)涓涓瓧絎︿覆銆?/p> <p><a ><font color="#437b40">md5()</font></a> <wbr> 璁$畻瀛楃涓茬殑 MD5 鏁e垪銆?/p> <p><a ><font color="#437b40">md5_file()</font></a> <wbr> 璁$畻鏂囦歡鐨?MD5 鏁e垪銆?/p> <p><a ><font color="#437b40">nl2br()</font></a> <wbr> 鍦ㄥ瓧絎︿覆涓殑姣忎釜鏂拌涔嬪墠鎻掑叆 HTML 鎹㈣絎︺?/p> <p><a ><font color="#437b40">number_format()</font></a> <wbr> 閫氳繃鍗冧綅鍒嗙粍鏉ユ牸寮忓寲鏁板瓧銆?/p> <p><a ><font color="#437b40">ord()</font></a> <wbr> 榪斿洖瀛楃涓茬涓涓瓧絎︾殑 ASCII 鍊箋?/p> <p><a ><font color="#437b40">parse_str()</font></a> <wbr> 鎶婃煡璇㈠瓧絎︿覆瑙f瀽鍒板彉閲忎腑銆?/p> <p><a ><font color="#437b40">str_ireplace()</font></a> <wbr> 鏇挎崲瀛楃涓蹭腑鐨勪竴浜涘瓧絎︺傦紙瀵瑰ぇ灝忓啓涓嶆晱鎰燂級(jí)</p> <p><a ><font color="#437b40">str_shuffle()</font></a> <wbr> 闅忔満鍦版墦涔卞瓧絎︿覆涓殑鎵鏈夊瓧絎︺?/p> <p><a ><font color="#437b40">str_split()</font></a> <wbr> 鎶婂瓧絎︿覆鍒嗗壊鍒版暟緇勪腑銆?/p> <p><a ><font color="#437b40">str_word_count()</font></a> <wbr> 璁$畻瀛楃涓蹭腑鐨勫崟璇嶆暟銆?/p> <p><a ><font color="#437b40">strcasecmp()</font></a> <wbr> 姣旇緝涓や釜瀛楃涓層傦紙瀵瑰ぇ灝忓啓涓嶆晱鎰燂級(jí)</p> <p><a ><font color="#437b40">strchr()</font></a> <wbr> 鎼滅儲(chǔ)瀛楃涓插湪鍙︿竴瀛楃涓蹭腑鐨勭涓嬈″嚭鐜般俿trstr() 鐨勫埆鍚?/p> <p><a ><font color="#437b40">strcmp()</font></a> <wbr> 姣旇緝涓や釜瀛楃涓層傦紙瀵瑰ぇ灝忓啓鏁忔劅錛?/p> <p><a ><font color="#437b40">strip_tags()</font></a> <wbr> 鍓ュ幓 HTML銆乆ML 浠ュ強(qiáng) PHP 鐨勬爣絳俱?/p> <p><a ><font color="#437b40">stripslashes()</font></a> <wbr> 鍒犻櫎鐢?addslashes() 鍑芥暟娣誨姞鐨勫弽鏂滄潬銆?/p> <p><a ><font color="#437b40">stripos()</font></a> <wbr> 榪斿洖瀛楃涓插湪鍙︿竴瀛楃涓蹭腑絎竴嬈″嚭鐜扮殑浣嶇疆(澶у皬鍐欎笉鏁忔劅)</p> <p><a ><font color="#437b40">strpos()</font></a> <wbr> 榪斿洖瀛楃涓插湪鍙︿竴瀛楃涓蹭腑棣栨鍑虹幇鐨勪綅緗紙瀵瑰ぇ灝忓啓鏁忔劅錛?/p> <p><a ><font color="#437b40">strrev()</font></a> <wbr> 鍙嶈漿瀛楃涓層?/p> <p><a ><font color="#437b40">strtolower()</font></a> <wbr> 鎶婂瓧絎︿覆杞崲涓哄皬鍐欍?/p> <p><a ><font color="#437b40">strtoupper()</font></a> <wbr> 鎶婂瓧絎︿覆杞崲涓哄ぇ鍐欍?/p> <p><a ><font color="#437b40">substr()</font></a> <wbr> 榪斿洖瀛楃涓茬殑涓閮ㄥ垎銆?/p> <p><a ><font color="#437b40">substr_replace()</font></a> <wbr> 鎶婂瓧絎︿覆鐨勪竴閮ㄥ垎鏇挎崲涓哄彟涓涓瓧絎︿覆銆?/p> <p><a ><font color="#437b40">ucwords()</font></a> <wbr> 鎶婂瓧絎︿覆涓瘡涓崟璇嶇殑棣栧瓧絎﹁漿鎹負(fù)澶у啓銆?/p> <p><strong><font color="#22b14c">parse_url(); 瑙f瀽URL錛岃繑鍥炴暟緇勶紝[HOST]="ABC.COM";[PATH]="INDEX.PHP"</font></strong></p> <p><strong>4.瀛楃涓插姞瀵?/strong></p> <p><strong>md5</strong></p> <p><strong>urlencode</strong></p> <p><strong>urldecode</strong></p> <p><strong>base64_encode</strong></p> <p><strong>base64_decode</strong></p> <p><a ><font color="#437b40">convert_uuencode()</font></a> <wbr> 浣跨敤 uuencode 綆楁硶瀵瑰瓧絎︿覆榪涜緙栫爜銆?/p> <p><a ><font color="#437b40">convert_uudecode()</font></a> <wbr> 瀵?uuencode 緙栫爜鐨勫瓧絎︿覆榪涜瑙g爜銆?/p> <p><strong>5.姝e垯琛ㄨ揪寮?/strong></p> <p>[^a-z] <wbr> a-z涔嬪鐨勫瓧絎?/p> <p>str_replace();</p> <p>ereg_replace();</p> <p>preg_match();</p> <p>preg_match_all();</p> <p>preg_replace();</p> <p>preg_split();</p> <p><strong>6.鏁版嵁楠岃瘉</strong></p> <p>is_numeric();</p> <p>is_bool();</p> <p>is_string();</p> <p>intval(); <wbr> 杞寲涓烘暣鏁?/p> <p>strval(); <wbr> 杞寲涓哄瓧絎︿覆</p> <p>settype($input,integer); 璁劇疆綾誨瀷</p> <p><strong>7.緙撳啿鍖烘帶鍒跺嚱鏁?/strong></p> <p><strong>flush</strong> — 鍒鋒柊杈撳嚭緙撳啿鍖?br />淇濆瓨鍦ㄨ緭鍑虹紦鍐插尯鐨勫唴瀹逛細(xì)琚彂閫佸埌嫻忚鍣?br /><strong>ob_start</strong> — 鎵撳紑杈撳嚭緙撳啿鍖?br />榪欐牱鎵鏈夌殑杈撳嚭淇℃伅涓嶅湪鐩存帴鍙戦佸埌嫻忚鍣紝鑰屾槸淇濆瓨鍦ㄨ緭鍑虹紦鍐插尯閲岄潰<br /><strong>ob_get_contents</strong> — 榪斿洖杈撳嚭緙撳啿鍖虹殑鍐呭<br />濡傛灉浣犳兂浠ュ悗澶勭悊杈撳嚭鐨勫唴瀹癸紝鍙互璋冪敤榪欎釜鍑芥暟淇濈暀涓涓浠?br /><strong>ob_get_length</strong> — 榪斿洖杈撳嚭緙撳啿鍖虹殑鍐呭闀垮害<br /><strong>ob_end_flush</strong> — 緇撴潫錛堝彂閫侊級(jí)杈撳嚭緙撳啿鍖虹殑鍐呭錛屽叧闂緭鍑虹紦鍐插尯<br /><strong>ob_end_clean</strong> — 鍒犻櫎錛堟斁寮冿級(jí)杈撳嚭緙撳啿鍖虹殑鍐呭錛屽叧闂緭鍑虹紦鍐插尯<br />濡傛灉浣犵殑紼嬪簭鍙戠幇杈撳嚭鍐呭鏈夐棶棰橈紝鍙互鏀懼純鎵鏈夎緭鍑哄唴瀹癸紝鍙互闃叉娉勬紡鏌愪簺縐樺瘑淇℃伅<br /><strong>ob_implicit_flush</strong> — 鎵撳紑鎴栧叧闂洿鎺ュ埛鏂?br />鎵撳紑鍚庯紝姣忎釜鑴氭湰杈撳嚭閮界洿鎺ュ彂閫佸埌嫻忚鍣紝涓嶅啀闇瑕佽皟鐢?flush(),</p></div><img src ="http://m.shnenglu.com/amazon/aggbug/157780.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-10-08 12:46 <a href="http://m.shnenglu.com/amazon/archive/2011/10/08/157780.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>50鐐規(guī)彁楂楶HP緙栫▼鏁堢巼銆愯漿杞姐?/title><link>http://m.shnenglu.com/amazon/archive/2011/10/08/157777.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Sat, 08 Oct 2011 04:44:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/10/08/157777.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/157777.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/10/08/157777.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/157777.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/157777.html</trackback:ping><description><![CDATA[<strong>鍘熸枃鍑哄錛?/strong><a ><strong>http://www.kuqin.com/web/20110726/92745.html</strong></a><br /><br />0銆佺敤鍗曞紩鍙蜂唬鏇垮弻寮曞彿鏉ュ寘鍚瓧絎︿覆錛岃繖鏍峰仛浼?xì)鏇村揩涓浜涖傚洜涓篜HP浼?xì)鍦ㄥ弻寮曞彿鍖呭洿鐨勫瓧绗︿覆涓悳瀵诲彉閲忓Q屽崟寮曞彿鍒欎笉浼?xì)锛屾敞鎰忓Q氬彧鏈塭cho鑳借繖涔堝仛錛屽畠鏄竴縐嶅彲浠ユ妸澶氫釜瀛楃涓插綋浣滃弬鏁扮殑“鍑芥暟”(璇戞敞錛歅HP鎵嬪唽涓echo鏄璦緇撴瀯錛屼笉鏄湡姝g殑鍑芥暟錛屾晠鎶婂嚱鏁板姞涓婁簡(jiǎn)鍙屽紩鍙?銆?<br /><span style="color: red">PS錛氬湪鍗曞紩鍙蜂腑錛孭HP涓嶄細(xì)鑷姩鎼滃鍙橀噺銆佽漿涔夊瓧絎︾瓑錛屽洜姝ゆ晥鐜囦笂蹇緢澶氥?/span><br /> <p>1銆佸鏋滆兘灝嗙被鐨勬柟娉曞畾涔夋垚static錛屽氨灝介噺瀹氫箟鎴恠tatic錛屽畠鐨勯熷害浼?xì)鎻愬崌灏啒q?鍊嶃?br /><span style="color: red">PS錛氫簨瀹炰笂錛宖unction銆乵ethod銆乻tatic method鐨勯熷害涓嶄細(xì)鏈夊お澶у樊寮傘傚叿浣撳彲瑙?#8220;<a id="viewpost1_TitleUrl" href="http://m.shnenglu.com/amazon/archive/2011/09/30/157213.html"><font color="#808080"><span style="color: red">PHP鍑芥暟鐨勫疄鐜板師鐞嗗強(qiáng)鎬ц兘鍒嗘瀽銆愯漿杞姐?/span></font></a></span><span style="color: red">”</span><span style="color: red">涓鏂囥?/span></p> <p>2銆?row[’id’] 鐨勯熷害鏄?row[id]鐨?鍊嶃?br /><span style="color: red">PS錛氫笉澶噦錛岃矊浼煎樊寮傚彧鏈夊悗鑰呬細(xì)鍏堝垽鏂璱d榪欎釜瀹忔槸鍚﹀瓨鍦紝濡傛灉涓嶅瓨鍦ㄥ垯鑷姩杞彉涓哄瓧絎︿覆銆?/span></p> <p>3銆乪cho 姣?print 蹇紝騫朵笖浣跨敤echo鐨勫閲嶅弬鏁?璇戞敞錛氭寚鐢ㄩ楀彿鑰屼笉鏄彞鐐?浠f浛瀛楃涓茶繛鎺ワ紝姣斿echo $str1,$str2銆?/p> <p>4銆佸湪鎵цfor寰幆涔嬪墠紜畾鏈澶у驚鐜暟錛屼笉瑕佹瘡寰幆涓嬈¢兘璁$畻鏈澶у鹼紝鏈濂借繍鐢╢oreach浠f浛銆?br /><span style="color: red">PS錛氬儚count銆乻trlen榪欐牱鐨勬搷浣滃叾瀹炴槸O(1)鐨勶紝鍥犳涓嶄細(xì)甯︽潵澶娑堣楋紝褰撶劧閬垮厤姣忔寰幆閮借綆楁槸姣旇緝濂界殑絳栫暐銆傛渶濂界敤foreach浠f浛for錛岃繖涓晥鐜囨洿楂橈紝濡傛灉鑰冭檻鍒癴oreach($array as $var)姣忔鎷瘋礉鐨勬秷鑰楋紝鍙互浣跨敤foreach($array as &$var)榪欐牱鐨勫紩鐢ㄣ?/span></p> <p>5銆佹敞閿閭d簺涓嶇敤鐨勫彉閲忓挨鍏舵槸澶ф暟緇勶紝浠ヤ究閲婃斁鍐呭瓨銆?br /><span style="color: red">PS錛氬鏋滄病鏈夎閿欑殑璇濓紝unset($array)涓嶄細(xì)绔嬪埢閲婃斁鍐呭瓨錛屼絾闅忔椂閲婃斁鏄釜濂戒範(fàn)鎯?/span></p> <p>6銆佸敖閲忛伩鍏嶄嬌鐢╛_get錛宊_set錛宊_autoload銆?/p> <p>7銆乺equire_once()浠d環(huán)鏄傝吹銆?br /><span style="color: red">PS錛歳equire_once鍜宨nclude_once闇瑕佸垽閲嶏紝鍥犳鏁堢巼涓婅浣庯紝浣嗘槸5.2鐗堟湰鍚庢晥鐜囬棶棰樺凡緇忓熀鏈В鍐熾?/span></p> <p>8銆乮nclude鏂囦歡鏃跺敖閲忎嬌鐢ㄧ粷瀵硅礬寰勶紝鍥犱負(fù)瀹冮伩鍏嶄簡(jiǎn)PHP鍘籭nclude_path閲屾煡鎵炬枃浠剁殑閫熷害錛岃В鏋愭搷浣滅郴緇熻礬寰勬墍闇鐨勬椂闂翠細(xì)鏇村皯銆?br /><span style="color: red">PS錛氭敮鎸侊紝灝介噺灝戠敤iniset()鏉ヨ緗甶nclude_path銆?/span></p> <p>9銆佸鏋滀綘鎯崇煡閬撹剼鏈紑濮嬫墽琛?璇戞敞錛氬嵆鏈嶅姟鍣ㄧ鏀跺埌瀹㈡埛绔姹?鐨勬椂鍒伙紝浣跨敤$_SERVER['REQUEST_TIME']瑕佸ソ浜巘ime()銆?br /><span style="color: red">PS錛?_SERVER['REQUEST_TIME']淇濆瓨浜?jiǎn)鍙戣弹偗ヨh眰鏃跺埢鐨勬椂闂存埑錛岃宼ime()鍒欒繑鍥炲綋鍓嶆椂鍒葷殑Unix鏃墮棿鎴熾?/span></p> <p>10銆佸嚱鏁頒唬鏇挎鍒欒〃杈懼紡瀹屾垚鐩稿悓鍔熻兘銆?br /><span style="color: red">PS錛氳繖縐嶅嚱鏁版槸鎸噑trtok銆乻trstr銆乻trpos銆乻tr_replace銆乻ubstr銆乪xplode銆乮mplode絳夌瓑銆?/span></p> <p>11銆乻tr_replace鍑芥暟姣攑reg_replace鍑芥暟蹇紝浣唖trtr鍑芥暟鐨勬晥鐜囨槸str_replace鍑芥暟鐨勫洓鍊嶃?br /><span style="color: red">PS錛氬瓧絎︿覆鎿嶄綔姣旀鍒欐浛鎹㈣蹇?/span></p> <p>12銆佸鏋滀竴涓瓧絎︿覆鏇挎崲鍑芥暟錛屽彲鎺ュ彈鏁扮粍鎴栧瓧絎︿綔涓哄弬鏁幫紝騫朵笖鍙傛暟闀垮害涓嶅お闀匡紝閭d箞鍙互鑰冭檻棰濆鍐欎竴孌墊浛鎹唬鐮侊紝浣垮緱姣忔浼犻掑弬鏁版槸涓涓瓧絎︼紝鑰屼笉鏄彧鍐欎竴琛屼唬鐮佹帴鍙楁暟緇勪綔涓烘煡璇㈠拰鏇挎崲鐨勫弬鏁般?br /><span style="color: red">PS錛氶渶瑕佽冭檻鍒板唴緗嚱鏁板拰鐢ㄦ埛鑷畾涔夊嚱鏁扮殑寮閿宸紓錛屾亹鎬曡繖縐嶅仛娉曞緱涓嶅伩澶便?/span><br /></p> <p>13銆佷嬌鐢ㄩ夋嫨鍒嗘敮璇彞(璇戞敞錛氬嵆switch case)濂戒簬浣跨敤澶氫釜if錛宔lse if璇彞銆?br /><span style="color: red">PS錛歱hp涓璼witch鏀寔鏁板煎拰瀛楃涓插彉閲忥紝姣擟鐨剆witch瑕佸ソ鐢紝寤鴻浣跨敤銆?/span></p> <p>14銆佺敤@灞忚斀閿欒娑堟伅鐨勫仛娉曢潪甯鎬綆鏁堬紝鏋佸叾浣庢晥銆?br /><span style="color: red">PS錛氭湁浠涔堟浛浠f柟娉曞悧錛熸病鏈夌殑璇濊繕鏄笉寰椾笉鐢ㄧ殑……</span></p> <p>15銆佹墦寮apache鐨刴od_deflate妯″潡錛屽彲浠ユ彁楂樼綉欏電殑嫻忚閫熷害銆?/p> <p>16銆佹暟鎹簱榪炴帴褰撲嬌鐢ㄥ畬姣曟椂搴斿叧鎺夛紝涓嶈鐢ㄩ暱榪炴帴銆?br /><span style="color: red">PS錛氬湪榪炴帴涔嬪墠錛屾渶濂借緗竴涓嬬浉搴旂殑瓚呮椂鏈哄埗錛屼緥濡傞摼鎺ヨ秴鏃躲佽鍐欒秴鏃躲佺瓑寰呰秴鏃剁瓑銆?/span></p> <p>17銆侀敊璇秷鎭唬浠鋒槀璐點(diǎn)?/p> <p>18銆佸湪鏂規(guī)硶涓掑灞閮ㄥ彉閲忥紝閫熷害鏄渶蹇殑銆傚嚑涔庝笌鍦ㄥ嚱鏁頒腑璋冪敤灞閮ㄥ彉閲忕殑閫熷害鐩稿綋銆?/p> <p>19銆侀掑涓涓叏灞鍙橀噺瑕佹瘮閫掑涓涓眬閮ㄥ彉閲忔參2鍊嶃?/p> <p>20銆侀掑涓涓璞″睘鎬?濡傦細(xì)$this->prop++)瑕佹瘮閫掑涓涓眬閮ㄥ彉閲忔參3鍊嶃?/p> <div id="hvzpftn" class="word"> <p>21銆侀掑涓涓湭棰勫畾涔夌殑灞閮ㄥ彉閲忚姣旈掑涓涓瀹氫箟鐨勫眬閮ㄥ彉閲忔參9鑷?0鍊嶃?/p> <p>22銆佷粎瀹氫箟涓涓眬閮ㄥ彉閲忚屾病鍦ㄥ嚱鏁頒腑璋冪敤瀹冿紝鍚屾牱浼?xì)鍑忔參閫熷害(鍏剁▼搴︾浉褰撲簬閫掑涓涓眬閮ㄥ彉閲?銆侾HP澶ф浼?xì)妫鏌ョ湅鏄惁瀛樺湪鍏ㄥ眬鍙橀噺銆?/p> <p>23銆佹柟娉曡皟鐢ㄧ湅鏉ヤ笌綾諱腑瀹氫箟鐨勬柟娉曠殑鏁伴噺鏃犲叧錛屽洜涓烘垜(鍦ㄦ祴璇曟柟娉曚箣鍓嶅拰涔嬪悗閮?娣誨姞浜?0涓柟娉曪紝浣嗘ц兘涓婃病鏈夊彉鍖栥?/p> <p>24銆佹淳鐢熺被涓殑鏂規(guī)硶榪愯璧鋒潵瑕佸揩浜庡湪鍩虹被涓畾涔夌殑鍚屾牱鐨勬柟娉曘?/p> <p>25銆佽皟鐢ㄥ甫鏈変竴涓弬鏁扮殑絀哄嚱鏁幫紝鍏惰姳璐圭殑鏃墮棿鐩稿綋浜庢墽琛?鑷?嬈$殑灞閮ㄥ彉閲忛掑鎿嶄綔銆傜被浼肩殑鏂規(guī)硶璋冪敤鎵鑺辮垂鐨勬椂闂存帴榪戜簬15嬈$殑灞閮ㄥ彉閲忛掑鎿嶄綔銆?/p> <p>26銆丄pache瑙f瀽涓涓狿HP鑴氭湰鐨勬椂闂磋姣旇В鏋愪竴涓潤(rùn)鎬丠TML欏甸潰鎱?鑷?0鍊嶃傚敖閲忓鐢ㄩ潤(rùn)鎬丠TML欏甸潰錛屽皯鐢ㄨ剼鏈?/p> <p>27銆侀櫎闈炶剼鏈彲浠ョ紦瀛橈紝鍚﹀垯姣忔璋冪敤鏃墮兘浼?xì)閲嶆柊缂栬瘧涓嬈°傚紩鍏ヤ竴濂桺HP緙撳瓨鏈哄埗閫氬父鍙互鎻愬崌25%鑷?00%鐨勬ц兘錛屼互鍏嶉櫎緙栬瘧寮閿銆?/p> <p>28銆佸敖閲忓仛緙撳瓨錛屽彲浣跨敤memcached銆俶emcached鏄竴嬈鵑珮鎬ц兘鐨勫唴瀛樺璞$紦瀛樼郴緇燂紝鍙敤鏉ュ姞閫熷姩鎬乄eb搴旂敤紼嬪簭錛屽噺杞繪暟鎹簱璐熻澆銆傚榪愮畻鐮?(OP code)鐨勭紦瀛樺緢鏈夌敤錛屼嬌寰楄剼鏈笉蹇呬負(fù)姣忎釜璇鋒眰鍋氶噸鏂扮紪璇戙?/p> <p>29銆佸綋鎿嶄綔瀛楃涓插茍闇瑕佹楠屽叾闀垮害鏄惁婊¤凍鏌愮瑕佹眰鏃訛紝浣犳兂褰撶劧鍦頒細(xì)浣跨敤strlen()鍑芥暟銆傛鍑芥暟鎵ц璧鋒潵鐩稿綋蹇紝鍥犱負(fù)瀹冧笉鍋氫換浣曡綆楋紝鍙繑鍥炲湪zval 緇撴瀯(C鐨勫唴緗暟鎹粨鏋勶紝鐢ㄤ簬瀛樺偍PHP鍙橀噺)涓瓨鍌ㄧ殑宸茬煡瀛楃涓查暱搴︺備絾鏄紝鐢變簬strlen()鏄嚱鏁幫紝澶氬灝戝皯浼?xì)鏈変簺鎱㈠Q屽洜涓哄嚱鏁拌皟鐢ㄤ細(xì)緇忚繃璇稿姝ラ錛屽瀛楁瘝灝忓啓鍖?璇戞敞錛氭寚鍑芥暟鍚嶅皬鍐欏寲錛孭HP涓嶅尯鍒嗗嚱鏁板悕澶у皬鍐?銆佸搱甯屾煡鎵撅紝浼?xì)璺熼殢琚皟鐢ㄧ殑鍑芥曨C竴璧鋒墽琛屻傚湪鏌愪簺鎯呭喌涓嬶紝浣犲彲浠ヤ嬌鐢╥sset() 鎶宸у姞閫熸墽琛屼綘鐨勪唬鐮併?/p> <p>銆銆(涓句緥濡備笅)</p> <p>銆銆if (strlen($foo) < 5) { echo “Foo is too short”$$ }</p> <p>銆銆(涓庝笅闈㈢殑鎶宸у仛姣旇緝)</p> <p>銆銆if (!isset($foo{5})) { echo “Foo is too short”$$ }</p> <p>銆銆璋冪敤isset()鎭板閥姣攕trlen()蹇紝鍥犱負(fù)涓庡悗鑰呬笉鍚岀殑鏄紝isset()浣滀負(fù)涓縐嶈璦緇撴瀯錛屾剰鍛崇潃瀹冪殑鎵ц涓嶉渶瑕佸嚱鏁版煡鎵懼拰瀛楁瘝灝忓啓鍖栥備篃灝辨槸璇達(dá)紝瀹為檯涓婂湪媯(gè)楠屽瓧絎︿覆闀垮害鐨勯《灞備唬鐮佷腑浣犳病鏈夎姳澶寮閿銆?br /><span style="color: red">PS錛氶暱瑙佽瘑浜?jiǎn)銆?/span><br /></p> <p>30銆佸綋鎵ц鍙橀噺$i鐨勯掑鎴栭掑噺鏃訛紝$i++浼?xì)姣?+$i鎱竴浜涖傝繖縐嶅樊寮傛槸PHP鐗規(guī)湁鐨勶紝騫朵笉閫傜敤浜庡叾浠栬璦錛屾墍浠ヨ涓嶈淇敼浣犵殑C鎴朖ava浠g爜騫舵寚鏈涘畠浠兘绔嬪嵆鍙樺揩錛屾病鐢ㄧ殑銆?+$i鏇村揩鏄洜涓哄畠鍙渶瑕?鏉℃寚浠?opcodes)錛?i++鍒欓渶瑕?鏉℃寚浠ゃ傚悗緗掑瀹為檯涓婁細(xì)浜х敓涓涓復(fù)鏃跺彉閲忥紝榪欎釜涓存椂鍙橀噺闅忓悗琚掑銆傝屽墠緗掑鐩存帴鍦ㄥ師鍊間笂閫掑銆傝繖鏄渶浼樺寲澶勭悊鐨勪竴縐嶏紝姝eZend鐨凱HP浼樺寲鍣ㄦ墍浣滅殑閭f牱銆傜墷璁拌繖涓紭鍖栧鐞嗕笉澶變負(fù)涓涓ソ涓繪剰錛屽洜涓哄茍涓嶆槸鎵鏈夌殑鎸囦護(hù)浼樺寲鍣ㄩ兘浼?xì)鍋氬悓鏍风殑浼樺寲澶勭悊锛岒q朵笖瀛樺湪澶ч噺娌℃湁瑁呴厤鎸囦護(hù)浼樺寲鍣ㄧ殑浜掕仈緗戞湇鍔℃彁渚涘晢(ISPs)鍜屾湇鍔″櫒銆?/p> <p>31銆佸茍涓嶆槸浜嬪繀闈㈠悜瀵硅薄(OOP)錛岄潰鍚戝璞″線寰寮閿寰堝ぇ錛屾瘡涓柟娉曞拰瀵硅薄璋冪敤閮戒細(xì)娑堣楀緢澶氬唴瀛樸?/p> <p>32銆佸茍闈炶鐢ㄧ被瀹炵幇鎵鏈夌殑鏁版嵁緇撴瀯錛屾暟緇勪篃寰堟湁鐢ㄣ?/p> <p>33銆佷笉瑕佹妸鏂規(guī)硶緇嗗垎寰楄繃澶氾紝浠旂粏鎯蟲兂浣犵湡姝f墦綆楅噸鐢ㄧ殑鏄摢浜涗唬鐮?</p> <p>34銆佸綋浣犻渶瑕佹椂錛屼綘鎬昏兘鎶婁唬鐮佸垎瑙f垚鏂規(guī)硶銆?br /><span style="color: red">PS錛氬垎瑙f垚鏂規(guī)硶瑕侀傚綋錛岃鏁板皯浣跨敤棰戠巼楂樼殑鏂規(guī)硶灝介噺鐢ㄧ洿鎺ュ啓浠g爜錛屽彲浠ュ噺灝戝嚱鏁板爢鏍堝紑閿錛涗笖鏂規(guī)硶宓屽涓嶅疁榪囨繁錛屽惁鍒欏ぇ澶у獎(jiǎng)鍝峆HP鐨勮繍琛屾晥鐜囥?/span></p> <p>35銆佸敖閲忛噰鐢ㄥぇ閲忕殑PHP鍐呯疆鍑芥暟銆?/p></div> <div id="hvzpftn" class="word"> <p>36銆佸鏋滃湪浠g爜涓瓨鍦ㄥぇ閲忚楁椂鐨勫嚱鏁幫紝浣犲彲浠ヨ冭檻鐢–鎵╁睍鐨勬柟寮忓疄鐜板畠浠?/p> 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<p>44銆佸緇存暟緇勫敖閲忎笉瑕佸驚鐜祵濂楄祴鍊?</p> <p>45銆佸湪鍙互鐢≒HP鍐呴儴瀛楃涓叉搷浣滃嚱鏁扮殑鎯呭喌涓嬶紝涓嶈鐢ㄦ鍒欒〃杈懼紡;</p> <p>46銆乫oreach鏁堢巼鏇撮珮錛屽敖閲忕敤foreach浠f浛while鍜宖or寰幆;</p> <p>47銆佺敤鍗曞紩鍙鋒浛浠e弻寮曞彿寮曠敤瀛楃涓?<br /><span style="color: red">PS錛氭檿錛岃繖涓笉灝辨槸絎竴鏉″悧錛?/span></p> <p>48銆?#8220;鐢╥+=1浠f浛i=i+1銆傜鍚坈/c++鐨勪範(fàn)鎯紝鏁堢巼榪橀珮”;</p> <p>49銆佸global鍙橀噺錛屽簲璇ョ敤瀹屽氨unset()鎺?</p></div><br /><img src ="http://m.shnenglu.com/amazon/aggbug/157777.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-10-08 12:44 <a href="http://m.shnenglu.com/amazon/archive/2011/10/08/157777.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>PHP璁塊棶MySQL鏌ヨ瓚呮椂澶勭悊銆愯漿杞姐?/title><link>http://m.shnenglu.com/amazon/archive/2011/09/30/157217.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Fri, 30 Sep 2011 03:50:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/09/30/157217.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/157217.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/09/30/157217.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/157217.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/157217.html</trackback:ping><description><![CDATA[<p><strong>杞澆鍑哄錛?/strong><a ><strong>http://blog.csdn.net/heiyeshuwu/article/details/5869813</strong></a><br /><br />PHP榪炴帴MySQL涓昏鏄嬌鐢∕ysql鎻愪緵鐨?libmysqlclient 鐨勫鎴風(fēng)搴擄紝鍚屾椂涔熷歡浼稿嚭鏉?mysql 鍜?nbsp; mysqli 涓ゅPHP鐨勬墿灞曪紝鐩稿鏉ヨ mysqli 姣?mysql 鏇村ソ錛屾洿紼沖畾銆傜洰鍓嶄袱涓鎴風(fēng)鎵╁睍搴撹繛鎺ヨ秴鏃跺彲浠ヨ緗夐」鏉ユ搷浣滐紝姣斿mysqli錛?/p> <p> </p> <blockquote> <p><span style="font-family: Arial; font-size: 10pt"><?php</span><br /><span style="font-family: Arial; font-size: 10pt">//鍒涘緩瀵硅薄</span><br /><span style="font-family: Arial; font-size: 10pt">$mysqli = mysqli_init();</span></p> <p><span style="font-family: Arial; font-size: 10pt">//璁劇疆瓚呮椂閫夐」</span><br /><span style="font-family: Arial; font-size: 10pt">$mysqli->options(MYSQLI_OPT_CONNECT_TIMEOUT, 5);</span></p> <p><span style="font-family: Arial; font-size: 10pt">//榪炴帴</span><br /><span style="font-family: Arial; font-size: 10pt">$mysqli->real_connect('localhost', 'my_user', 'my_password', 'world');</span></p> <p><span style="font-family: Arial; font-size: 10pt">//濡傛灉瓚呮椂鎴栬呭叾浠栬繛鎺ュけ璐ユ墦鍗伴敊璇俊鎭?/span><br /><span style="font-family: Arial; font-size: 10pt">if (mysqli_connect_errno()) {</span><br /><span style="font-family: Arial; font-size: 10pt">    printf("Connect failed: %s/n", mysqli_connect_error());</span><br /><span style="font-family: Arial; font-size: 10pt">    exit();</span><br /><span style="font-family: Arial; font-size: 10pt">}</span><br /><span style="font-family: Arial; font-size: 10pt">//鎴愬姛杈撳嚭榪炴帴淇℃伅</span><br /><span style="font-family: Arial; font-size: 10pt">printf ("Connection: %s/n.", $mysqli->host_info);</span></p> <p><span style="font-family: Arial; font-size: 10pt">$mysqli->close();</span><br /><span style="font-family: Arial; font-size: 10pt">?> </span></p></blockquote> <p> </p> <p>榪欎釜鏄繛鎺ヨ秴鏃訛紝浣嗘槸鏈変簺鏃跺欐垜浠渶瑕佹煡璇㈣鍐欒秴鏃訛紝姣斿璇存垜浠竴涓暟鎹簱鍘嬪姏寰堝ぇ錛屾垨鑰呰繛鎺ュ緢澶氾紝閭d箞鏁版嵁搴撴煡璇㈠氨寰堢紦鎱紝浣嗘槸鎴戝笇鏈涙煇浜涗笉閲嶈鐨勬暟鎹紝姣斿璇存枃绔犵偣鍑?yán)L暟榪欑濡傛灉鏌ヨ瓚呮椂浜?jiǎn)灏变笉鏄窘C猴紝鑷沖皯鑳藉淇濊瘉涓諱綋欏甸潰姝g‘鏄劇ず錛屼絾鏄煡閬峆HP鎵嬪唽娌℃湁鍙戠幇榪欎釜鎿嶄綔閫夐」鎴栬呭嚱鏁般傛墜鍐岄噷鍙湁榪欎箞鍥涗釜閫夐」錛?/p> <p> </p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334644u.jpg" width="558" height="169" /></p> <p> </p> <p>璺熻釜 mysqli 鐨勬墿灞曟簮浠g爜鍙戠幇瀹冨簳灞傝皟鐢ㄧ殑鏄?libmysqlclient 鐨?mysql_options錛?/p> <p><span style="font-size: small"><span style="font-family: Calibri">php-5.2.8/ext/mysqli/mysqli_api.c</span></span></p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334dCK9.jpg" width="603" height="467" /></p> <p> </p> <p>騫朵笖鍦╩ysqli鐨凱HP鎵╁睍涓氨鍙鍑轟簡(jiǎn)鍑犱釜鍙橀噺錛?/p> <p><span style="font-size: small"><span style="font-family: Calibri">php-5.2.8/ext/mysqli/mysqli.c</span></span></p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334NNI3.jpg" width="790" height="88" /></p> <p> </p> <p>澶ф鐪嬩簡(jiǎn)涓涓?libmysqlclient 鐨勪唬鐮侊紝鍙戠幇鍏跺疄瀹冭嚜甯︽槸鏈夎鍐欒秴鏃惰緗殑錛?/p> <p><span style="font-size: small"><span style="font-family: Calibri">mysql-5.1.30/sql-common/client.c</span></span></p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334cC8A.jpg" width="558" height="224" /></p> <p> </p> <p>鍥犱負(fù)瀹冭嚜宸卞畾涔変簡(jiǎn)寰堝鎿嶄綔閫夐」錛屽彧鏄痯hp鎵╁睍閲屾病鏈夛細(xì)</p> <p><span style="font-size: small"><span style="font-family: Calibri">mysql-5.1.30/include/mysql.h</span></span></p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334PxC2.jpg" width="558" height="171" /></p> <p> </p> <p><span style="font-family: Arial">鐪嬬湅mysql涓殑璇誨啓瓚呮椂鏄浣曞疄鐜扮殑錛?/span></p> <p><span style="font-size: small"><span style="font-family: Calibri">mysql-5.1.30/sql-common/client.c</span></span></p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334QFRm.jpg" width="558" height="116" /></p> <p> </p> <p><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_12838783347615.jpg" width="471" height="181" /></p> <p> </p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">璇誨啓瓚呮椂鐪熸鎿嶄綔鐨勫湴鏂癸紝<span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">瓚呮椂澶勭悊榪欓噷閲嶈瘯浜?jiǎn)涓啤锛寴q樻槸鍐欐浜?jiǎn)锛?xì)</span></span></span></span></p> <p><span style="font-size: small"><span style="font-family: Calibri">mysql-5.1.30/sql/net_serv.cc</span></span></p> <p><span style="font-size: small"><span style="font-family: Calibri"><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878334BodB.jpg" width="521" height="318" /></span></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"><span style="font-family: Calibri"><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_1283878335OiD5.jpg" width="687" height="555" /></span></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"><span style="font-family: Calibri"><br /><strong>鐜板湪鍩烘湰寰楀嚭浜?jiǎn)缁撹锛?xì)</strong></span></span></p> <p><span style="font-size: small"><span style="font-family: Calibri"> <p style="text-align: left" align="left"><span style="font-family: Arial; color: black; font-size: 10pt">鎸夌収涓婇潰鏌ョ湅浠g爜鏉ョ湅錛岀洰鍓峆HP閽堝MySQL鏌ヨ瓚呮椂浠ヤ笅闄愬埗錛?/span></p> <p style="text-align: left; margin: 0cm 0cm 0pt 12pt" align="left"><span style="font-family: Arial; color: #984806; font-size: 10pt">1. 瓚呮椂璁劇疆鍗曚綅涓虹錛屾渶灝戦厤緗?縐?/span></p> <p style="text-align: left; margin: 0cm 0cm 0pt 12pt" align="left"><span style="font-family: Arial; color: #984806; font-size: 10pt">2. 浣唌ysql搴曞眰鐨剅ead浼?xì)閲嶈瘯涓啤锛屾墍浠ュ疄闄呬細(xì)鏄?3 縐?/span></p> <p style="text-align: left; margin: 0cm 0cm 0pt 12pt" align="left"> </p> <p style="text-align: left; margin: 0cm 0cm 0pt 12pt" align="left"><span style="font-family: Arial; color: #984806; font-size: 10pt">閲嶈瘯涓ゆ +銆鑷韓涓嬈?= 3鍊嶈秴鏃舵椂闂淬?/span></p> <p> </p> <p><span style="font-family: Arial; font-size: 10pt">閭d箞灝辨槸璇存渶灝戣秴鏃舵椂闂存槸</span><span style="font-family: Arial; font-size: 10pt">3</span><span style="font-family: Arial; font-size: 10pt">縐掞紝涓嶄細(xì)浣庝簬榪欎釜鍊鹼紝瀵逛簬澶ч儴鍒嗗簲鐢ㄦ潵璇村彲浠ユ帴鍙楋紝浣嗘槸瀵逛簬灝忛儴鍒嗗簲鐢ㄩ渶瑕佷紭鍖栥?/span></span></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">鐜板湪鎴戜滑鏉ョ湅鐪嬪鏋滄垜浠嚜宸辮璁劇疆瓚呮椂錛屾垜浠嚜宸卞帇鍏?<span style="font-family: Arial; color: #984806; font-size: 10pt">MYSQL_OPT_READ_TIMEOUT <span style="font-family: Arial; color: #000000; font-size: 10pt">涔熸槸鍙互杈懼埌璇誨啓瓚呮椂鏁堟灉鐨勶紝鍐欎竴孌典唬鐮佹潵嫻嬭瘯涓涓嬶細(xì)</span></span></span></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"></span></p> <blockquote> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt"><?php<br /></span><span style="font-family: Arial; font-size: 10pt">//鑷繁瀹氫箟璇誨啓瓚呮椂甯擱噺<br /></span><span style="font-family: Arial; font-size: 10pt">if (!defined('MYSQL_OPT_READ_TIMEOUT')) {<br /></span><span style="font-family: Arial; font-size: 10pt">        define('MYSQL_OPT_READ_TIMEOUT',  11);<br /></span><span style="font-family: Arial; font-size: 10pt">}<br /></span><span style="font-family: Arial; font-size: 10pt">if (!defined('MYSQL_OPT_WRITE_TIMEOUT')) {<br /></span><span style="font-family: Arial; font-size: 10pt">        define('MYSQL_OPT_WRITE_TIMEOUT', 12);<br /></span><span style="font-family: Arial; font-size: 10pt">}</span></span></p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">//璁劇疆瓚呮椂<br /></span><span style="font-family: Arial; font-size: 10pt">$mysqli = mysqli_init();<br /></span><span style="font-family: Arial; font-size: 10pt">$mysqli->options(MYSQL_OPT_READ_TIMEOUT, 3);<br /></span><span style="font-family: Arial; font-size: 10pt">$mysqli->options(MYSQL_OPT_WRITE_TIMEOUT, 1);</span></span></p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">//榪炴帴鏁版嵁搴?br /></span><span style="font-family: Arial; font-size: 10pt">$mysqli->real_connect("localhost", "root", "root", "test");<br /></span><span style="font-family: Arial; font-size: 10pt">if (mysqli_connect_errno()) {<br /></span><span style="font-family: Arial; font-size: 10pt">   printf("Connect failed: %s/n", mysqli_connect_error());<br /></span><span style="font-family: Arial; font-size: 10pt">   exit();<br /></span><span style="font-family: Arial; font-size: 10pt">}</span></span></p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">//鎵ц鏌ヨ sleep 1縐掍笉瓚呮椂<br /></span><span style="font-family: Arial; font-size: 10pt">printf("Host information: %s/n", $mysqli->host_info);<br /></span><span style="font-family: Arial; font-size: 10pt">if (!($res=$mysqli->query('select sleep(1)'))) {<br /></span><span style="font-family: Arial; font-size: 10pt">    echo "query1 error: ". $mysqli->error ."/n";<br /></span><span style="font-family: Arial; font-size: 10pt">} else {<br /></span><span style="font-family: Arial; font-size: 10pt">    echo "Query1: query success/n";<br /></span><span style="font-family: Arial; font-size: 10pt">}</span></span></p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">//鎵ц鏌ヨ sleep 9縐掍細(xì)瓚呮椂<br /></span><span style="font-family: Arial; font-size: 10pt">if (!($res=$mysqli->query('select sleep(9)'))) {<br /></span><span style="font-family: Arial; font-size: 10pt">    echo "query2 error: ". $mysqli->error ."/n";<br /></span><span style="font-family: Arial; font-size: 10pt">} else {<br /></span><span style="font-family: Arial; font-size: 10pt">    echo "Query2: query success/n";<br /></span><span style="font-family: Arial; font-size: 10pt">}</span></span></p> <p><span style="font-size: small"><span style="font-family: Arial; font-size: 10pt">$mysqli->close();<br /></span><span style="font-family: Arial; font-size: 10pt">echo "close mysql connection/n";<br /></span><span style="font-family: Arial; font-size: 10pt">?></span><span style="font-family: Arial"><br /></span></span></p></blockquote> <p><span style="font-size: small"><span style="font-family: Calibri"><br /></span><span style="font-family: Calibri; font-size: 10pt">鏌ョ湅涓婇潰浠g爜鐨勬墽琛岀粨鏋滐紝楠岃瘉浜?jiǎn)涓婇潰鐨勮鐐瑰Q岀涓涓煡璇㈡垚鍔熶簡(jiǎn)錛岀浜屼釜鏌ヨ榪炴帴琚柇寮浜?jiǎn)锛?xì)</span></span></p> <p><span style="font-size: small"></span></p> <p><span style="font-size: small"><span style="font-family: Calibri"><img alt="" src="http://hi.csdn.net/attachment/201009/7/12159_12838794166woQ.jpg" width="485" height="70" /></span></span></p> <p><span style="font-size: small"></span></p> <p>  </p> <p>鍩烘湰涓婂埌榪欓噷灝卞熀鏈兘澶熻В鍐砅HP鍦ㄩ拡瀵筂ySQL璇誨啓鏌ヨ鎿嶄綔瓚呮椂鐨勫鐞嗕簡(jiǎn)錛屽笇鏈涘浣犳湁甯姪銆?br /><br /><br /><span style="color: red">// #####################################################</span><br /><span style="color: red">// #####################################################</span><br /><br /><span style="color: red">鏈漢鎸夌収浣滆呯殑鏂規(guī)硶緙栦唬鐮侊紝榪愯鏃跺湪$mysqli->options(MYSQL_OPT_READ_TIMEOUT, 3);榪欎竴姝ュ氨榪斿洖false浜?jiǎn)锛屽疄闄呮煡璇㈡椂READ_TIMEOUT涔熸病鏈夊彂鎸ヤ綔鐢ㄣ傚悗鏉ョ湅php-5.3.8\php-5.3.8\ext\mysqli\mysqli_api.c婧愪唬鐮佹椂鍙戠幇PHP_FUNCTION(mysqli_options)閲屾湁涓琛屼唬鐮侊細(xì)</span><br /><span style="color: red">expected_type = mysqli_options_get_option_zval_type(mysql_option);</span><br /><span style="color: red">榪欎釜鍑芥暟鐨勪綔鐢ㄦ槸鍒ゆ柇options鍊肩被鍨嬶紝鍏朵腑鏈変竴孌碉細(xì)</span><br /><span style="color: red">#ifdef MYSQL_OPT_READ_TIMEOUT</span><br /><span style="color: red">case MYSQL_OPT_READ_TIMEOUT:</span><br /><span style="color: red">case MYSQL_OPT_WRITE_TIMEOUT:</span><br /><span style="color: red">case MYSQL_OPT_GUESS_CONNECTION:</span><br /><span style="color: red">case MYSQL_OPT_USE_EMBEDDED_CONNECTION:</span><br /><span style="color: red">case MYSQL_OPT_USE_REMOTE_CONNECTION:</span><br /><span style="color: red">case MYSQL_SECURE_AUTH:</span><br /><span style="color: red">#endif /* MySQL 4.1.1 */</span><br /><span style="color: red">.........</span><br /><span style="color: red">return IS_LONG;</span><br /><span style="color: red">.........</span><br /><span style="color: red">default:</span><br /><span style="color: red">return IS_NULL;</span><br /><br /><span style="color: red">璨屼技鐢變簬娌℃湁瀹氫箟MYSQL_OPT_READ_TIMEOUT榪欎釜瀹忥紝鎵浠ptions絳変簬MYSQL_OPT_READ_TIMEOUT鏃惰褰掑埌IS_NULL鐨勮繑鍥炵粨鏋滀腑浜?jiǎn)锛屾鏃禤HP_FUNCTION(mysqli_options)浼?xì)鎵ц濡備笅缁撴灉锛?xì)<br /></span><span style="color: red"><span style="color: red">switch (expected_type) {</span><br /><span style="color: red">case IS_STRING:</span><br /><span style="color: red">   ret = mysql_options(mysql->mysql, mysql_option, Z_STRVAL_PP(mysql_value));</span><br /><span style="color: red">   break;</span><br /><span style="color: red">case IS_LONG:</span><br /><span style="color: red">   l_value = Z_LVAL_PP(mysql_value);</span><br /><span style="color: red">   ret = mysql_options(mysql->mysql, mysql_option, (char *)&l_value);</span><br /><span style="color: red">   break;</span><br /><span style="color: red">default:</span><br /><span style="color: red">   ret = 1;</span><br /><span style="color: red">   break;</span><br /><span style="color: red">}<br /></span><br />涔熷氨鏄錛屼笉浼?xì)鎵цmysql_options()鏂規(guī)硶錛岃屾槸鐩存帴榪斿洖false銆?/span><br /><br /><br /><br /><br /></p><img src ="http://m.shnenglu.com/amazon/aggbug/157217.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-09-30 11:50 <a href="http://m.shnenglu.com/amazon/archive/2011/09/30/157217.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>PHP鍑芥暟鐨勫疄鐜板師鐞嗗強(qiáng)鎬ц兘鍒嗘瀽銆愯漿杞姐?/title><link>http://m.shnenglu.com/amazon/archive/2011/09/30/157213.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Fri, 30 Sep 2011 03:13:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2011/09/30/157213.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/157213.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2011/09/30/157213.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/157213.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/157213.html</trackback:ping><description><![CDATA[<h4><span style="font-size: 10pt">杞澆鍑哄錛?/span><a ><span style="font-size: 10pt">http://www.cnblogs.com/ghj1976/archive/2010/08/27/1809766.html</span></a></h4> <h4>鍓嶈█</h4> <h4></h4> <p>鍦ㄤ換浣曡璦涓紝鍑芥暟閮芥槸鏈鍩烘湰鐨勭粍鎴愬崟鍏冦傚浜巔hp鐨勫嚱鏁幫紝瀹冨叿鏈夊摢浜涚壒鐐癸紵鍑芥暟璋冪敤鏄庝箞瀹炵幇鐨勶紵php鍑芥暟鐨勬ц兘濡備綍錛屾湁浠涔堜嬌鐢ㄥ緩璁紵<br />鏈枃灝嗕粠鍘熺悊鍑哄彂榪涜鍒嗘瀽緇撳悎瀹為檯鐨勬ц兘嫻嬭瘯灝濊瘯瀵硅繖浜涢棶棰樿繘琛屽洖絳旓紝鍦ㄤ簡(jiǎn)瑙e疄鐜扮殑鍚屾椂鏇村ソ鐨勭紪鍐檖hp紼嬪簭銆傚悓鏃朵篃浼?xì)瀵逛竴浜涘父瑙佺殑php鍑芥暟榪涜浠嬬粛銆? <h4><a name="php鍑芥暟鐨勫垎綾?></a>php鍑芥暟鐨勫垎綾?/h4> <h4></h4> <p>鍦╬hp涓紝妯悜鍒掑垎鐨勮瘽錛屽嚱鏁板垎涓轟袱澶х被錛?user function(鐢ㄦ埛鍑芥暟) 鍜宨nternal function錛堝唴緗嚱鏁幫級(jí)銆?br />鍓嶈呭氨鏄敤鎴峰湪紼嬪簭涓嚜瀹氫箟鐨勪竴浜涘嚱鏁板拰鏂規(guī)硶錛屽悗鑰呭垯鏄痯hp鏈韓鎻愪緵鐨勫悇綾誨簱鍑芥暟錛堟瘮濡俿printf銆乤rray_push絳夛級(jí)銆?br />鐢ㄦ埛涔熷彲浠ラ氳繃鎵╁睍鐨勬柟娉曟潵緙栧啓搴撳嚱鏁幫紝榪欎釜灝嗗湪鍚庨潰浠嬬粛銆?br />瀵逛簬user function錛屽張鍙互緇嗗垎涓篺unction錛堝嚱鏁幫級(jí)鍜宮ethod錛堢被鏂規(guī)硶錛夛紝鏈枃涓皢灝辮繖涓夌鍑芥暟鍒嗗埆榪涜鍒嗘瀽鍜屾祴璇曘? <h4><a name="php鍑芥暟鐨勫疄鐜?></a>php鍑芥暟鐨勫疄鐜?/h4> <h4></h4> <p>涓涓猵hp鍑芥暟鏈緇堟槸濡備綍鎵ц錛岃繖涓祦紼嬫槸鎬庝箞鏍風(fēng)殑鍛紵 <p>瑕佸洖絳旇繖涓棶棰橈紝鎴戜滑鍏堟潵鐪嬬湅php浠g爜鐨勬墽琛屾墍緇忚繃鐨勬祦紼嬨? <p><img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_128279258310WE.jpg" width="232" height="551" /> <p>浠庡浘1鍙互鐪嬪埌錛宲hp瀹炵幇浜?jiǎn)涓涓吀鍨嬬殑鍔ㄦ佽璦鎵ц榪囩▼錛氭嬁鍒頒竴孌典唬鐮佸悗錛岀粡榪囪瘝娉曡В鏋愩佽娉曡В鏋愮瓑闃舵鍚庯紝<br />婧愮▼搴忎細(xì)琚炕璇戞垚涓涓釜鎸囦護(hù)(opcodes)錛岀劧鍚嶼END铏氭嫙鏈洪『嬈℃墽琛岃繖浜涙寚浠ゅ畬鎴愭搷浣溿侾hp鏈韓鏄敤c瀹炵幇鐨勶紝<br />鍥犳鏈緇堣皟鐢ㄧ殑涔熼兘鏄痗鐨勫嚱鏁幫紝瀹為檯涓婏紝鎴戜滑鍙互鎶妏hp鐪嬪仛鏄竴涓猚寮鍙戠殑杞歡銆?br />閫氳繃涓婇潰鎻忚堪涓嶉毦鐪嬪嚭錛宲hp涓嚱鏁扮殑鎵ц涔熸槸琚炕璇戞垚浜?jiǎn)opcodes鏉ヨ皟鐢紝姣忔鍑芥暟璋冪敤瀹為檯涓婃槸鎵ц浜?jiǎn)涓鏉℃垨澶氭潯鎸囦護(hù)銆? <p>瀵逛簬姣忎竴涓嚱鏁幫紝zend閮介氳繃浠ヤ笅鐨勬暟鎹粨鏋勬潵鎻忚堪 <pre><span style="color: red">typedef union _zend_function { zend_uchar type; /* MUST be the first element of this struct! */ struct { zend_uchar type; /* never used */ char *function_name; zend_class_entry *scope; zend_uint fn_flags; union _zend_function *prototype; zend_uint num_args; zend_uint required_num_args; zend_arg_info *arg_info; zend_bool pass_rest_by_reference; unsigned char return_reference; } common; zend_op_array op_array; zend_internal_function internal_function; } zend_function; typedef struct _zend_function_state { HashTable *function_symbol_table; zen</span><span style="color: red">d_function *function; </span><span style="color: red"> void *reserved[ZEND_MAX_R</span><span style="color: red">ESERVED_RESOURCES]</span><span style="color: red">;</span><span style="color: red"> }</span><span style="color: red"> </span>zend_function_state;</pre><pre></pre> <p><span style="font-family: Arial">鍏朵腑錛?br />type鏍囨槑浜?jiǎn)鍑芥暟鐨劸c誨瀷錛氱敤鎴峰嚱鏁般佸唴緗嚱鏁般侀噸杞藉嚱鏁般?br />Common涓寘鍚嚱鏁扮殑鍩烘湰淇℃伅錛屽寘鎷嚱鏁板悕錛屽弬鏁頒俊鎭紝</span><span style="font-family: Arial">鍑芥暟鏍囧織錛堟櫘閫氬嚱鏁般侀潤(rùn)鎬佹柟娉曘佹娊璞℃柟娉曪級(jí)絳夊唴瀹廣?br />鍙﹀錛屽浜庣敤鎴峰嚱鏁幫紝榪樻湁涓涓嚱鏁扮鍙瘋〃錛岃褰曚簡(jiǎn)鍐呴儴鍙橀噺絳夛紝榪欎釜灝嗗湪鍚庨潰璇﹁堪銆?</span><span style="font-family: Arial"><br />Zend緇存姢浜?jiǎn)涓涓叏灞function_table錛岃繖鏄竴涓ぇ鐨刪ash琛ㄣ傚嚱鏁拌皟鐢ㄧ殑鏃跺欎細(xì)棣栧厛鏍規(guī)嵁鍑芥暟鍚嶄粠琛ㄤ腑鎵懼埌瀵瑰簲鐨剒end_function銆?br /></span><span style="font-family: Arial">褰撹繘琛屽嚱鏁拌皟鐢ㄦ椂鍊欙紝铏氭嫙鏈轟細(xì)鏍規(guī)嵁type鐨勪笉鍚屽喅瀹氳皟鐢ㄦ柟娉曪紝 </span><strong style="font-family: Arial">涓嶅悓綾誨瀷鐨勫嚱鏁幫紝鍏舵墽琛屽師鐞嗘槸涓嶇浉鍚岀殑</strong> 銆?</p> <h5><a name="鍐呯疆鍑芥暟"></a>鍐呯疆鍑芥暟</h5> <p>鍐呯疆鍑芥暟錛屽叾鏈川涓婂氨鏄湡姝g殑c鍑芥暟錛屾瘡涓涓唴緗嚱鏁幫紝php鍦ㄦ渶緇堢紪璇戝悗閮戒細(xì)灞曞紑鎴愪負(fù)涓涓悕鍙珃if_xxxx鐨刦unction錛屾瘮濡傛垜浠父瑙佺殑sprintf錛?br />瀵瑰簲鍒板簳灞傚氨鏄痾if_sprintf銆俍end鍦ㄦ墽琛岀殑鏃跺欙紝濡傛灉鍙戠幇鏄唴緗嚱鏁幫紝鍒欏彧鏄畝鍗曠殑鍋氫竴涓漿鍙戞搷浣溿? <p>Zend鎻愪緵浜?jiǎn)涓緋誨垪鐨刟pi渚涜皟鐢紝鍖呮嫭鍙傛暟鑾峰彇銆佹暟緇勬搷浣溿佸唴瀛樺垎閰嶇瓑銆傚唴緗嚱鏁扮殑鍙傛暟鑾峰彇錛岄氳繃zend_parse_parameters鏂規(guī)硶鏉ュ疄鐜幫紝<br />瀵逛簬鏁扮粍銆佸瓧絎︿覆絳夊弬鏁幫紝zend瀹炵幇鐨勬槸嫻呮嫹璐濓紝鍥犳榪欎釜鏁堢巼鏄緢楂樼殑銆傚彲浠ヨ繖鏍瘋錛屽浜巔hp鍐呯疆鍑芥暟錛屽叾鏁堢巼鍜岀浉搴攃鍑芥暟鍑犱箮鐩稿悓錛?br />鍞竴澶氫簡(jiǎn)涓嬈¤漿鍙戣皟鐢ㄣ? <p>鍐呯疆鍑芥暟鍦╬hp涓兘鏄氳繃so鐨勬柟寮忚繘琛屽姩鎬佸姞杞斤紝鐢ㄦ埛涔熷彲浠ユ牴鎹渶瑕佽嚜宸辯紪鍐欑浉搴旂殑so錛屼篃灝辨槸鎴戜滑甯歌鐨勬墿灞曘?br />ZEND鎻愪緵浜?jiǎn)涓緋誨垪鐨刟pi渚涙墿灞曚嬌鐢紝涓嬮潰鏄痬ysqli_real_query鍑芥暟鐨凜鍑芥暟瀹炵幇錛?br />php-5.3.8\php-5.3.8\ext\mysqli\mysqli_api.c <p><span style="font-family: Arial; color: red; font-size: 10pt">PHP_FUNCTION(mysqli_real_query)</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">{</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   MY_MYSQL *mysql;</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   zval  *mysql_link;</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   char  *query = NULL;</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   int   query_len;</span></p> <p><span style="font-family: Arial; color: red; font-size: 10pt">   if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &mysql_link, mysqli_link_class_entry, &query, &query_len) == FAILURE) {</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">      return;</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   }</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   MYSQLI_FETCH_RESOURCE_CONN(mysql, &mysql_link, MYSQLI_STATUS_VALID);</span></p> <p><span style="font-family: Arial; color: red; font-size: 10pt">   MYSQLI_DISABLE_MQ; /* disable multi statements/queries */</span></p> <p><span style="font-family: Arial; color: red; font-size: 10pt">   if (mysql_real_query(mysql->mysql, query, query_len)) {</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">      MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">      RETURN_FALSE;</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   }</span></p> <p><span style="font-family: Arial; color: red; font-size: 10pt">   if (!mysql_field_count(mysql->mysql)) {</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">      if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">         php_mysqli_report_index(query, mysqli_server_status(mysql->mysql) TSRMLS_CC);</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">      }</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">   }</span></p> <p><span style="font-family: Arial; color: red; font-size: 10pt">   RETURN_TRUE;</span><br /><span style="font-family: Arial; color: red; font-size: 10pt">}</span></p> <h5><a name="鐢ㄦ埛鍑芥暟"></a>鐢ㄦ埛鍑芥暟</h5> <p>鍜屽唴緗嚱鏁扮浉姣旓紝鐢ㄦ埛閫氳繃php瀹炵幇鐨勮嚜瀹氫箟鍑芥暟鍏鋒湁瀹屽叏涓嶅悓鐨勬墽琛岃繃紼嬪拰瀹炵幇鍘熺悊銆傚鍓嶆枃鎵榪幫紝<br />鎴戜滑鐭ラ亾php浠g爜鏄緲昏瘧鎴愪負(fù)浜?jiǎn)涓鏉℃潯opcode鏉ユ墽琛岀殑錛岀敤鎴峰嚱鏁頒篃涓嶄緥澶栵紝瀹為檯涓瘡涓嚱鏁板搴斿埌涓緇刼pcode錛?br />榪欑粍鎸囦護(hù)琚繚瀛樺湪zend_function涓備簬鏄紝鐢ㄦ埛鍑芥暟鐨勮皟鐢ㄦ渶緇堝氨鏄搴斿埌涓緇刼pcodes鐨勬墽琛屻? <ul><li>灞閮ㄥ彉閲忕殑淇濆瓨鍙?qiáng)閫掑綊鐨勫疄鐜?br />鎴戜滑鐭ラ亾錛屽嚱鏁伴掑綊鏄氳繃鍫嗘爤鏉ュ畬鎴愮殑銆傚湪php涓紝涔熸槸鍒╃敤綾諱技鐨勬柟娉曟潵瀹炵幇銆俍end涓烘瘡涓猵hp鍑芥暟鍒嗛厤浜?jiǎn)涓涓椿鍔ㄧ鍙瘋〃(active_sym_table)錛?br />璁板綍褰撳墠鍑芥暟涓墍鏈夊眬閮ㄥ彉閲忕殑鐘舵併傛墍鏈夌殑絎﹀彿琛ㄩ氳繃鍫嗘爤鐨勫艦寮忔潵緇存姢錛屾瘡褰撴湁鍑芥暟璋冪敤鐨勬椂鍊欙紝鍒嗛厤涓涓柊鐨勭鍙瘋〃騫跺叆鏍堛?br />褰撹皟鐢ㄧ粨鏉熷悗褰撳墠絎﹀彿琛ㄥ嚭鏍堛傜敱姝ゅ疄鐜頒簡(jiǎn)鐘舵佺殑淇濆瓨鍜岄掑綊銆?</li></ul> <p>瀵逛簬鏍堢殑緇存姢錛寊end鍦ㄨ繖閲屽仛浜?jiǎn)浼樺寲銆傞鍏堝垎閰嶄竴涓暱搴︿負(fù)N鐨勯潤(rùn)鎬佹暟緇勬潵妯℃嫙鍫嗘爤錛?br />榪欑閫氳繃闈?rùn)鎬佹暟緇勬潵妯℃嫙鍔ㄦ佹暟鎹粨鏋勭殑鎵嬫硶鍦ㄦ垜浠嚜宸辯殑紼嬪簭涓篃緇忓父鏈変嬌鐢紝榪欑鏂瑰紡閬垮厤浜?jiǎn)姣弸啤璋冪敤甯︽潵鐨勫唴瀛樺垎閰嶃侀攢姣併?br />ZEND鍙槸鍦ㄥ嚱鏁拌皟鐢ㄧ粨鏉熸椂灝嗗綋鍓嶆爤欏剁殑絎﹀彿琛ㄦ暟鎹甤lean鎺夊嵆鍙?br />鍥犱負(fù)闈?rùn)鎬佹暟緇勯暱搴︿負(fù)N錛屼竴鏃﹀嚱鏁拌皟鐢ㄥ眰嬈¤秴榪嘚錛岀▼搴忎笉浼?xì)鍑虹幇鏍堟孩鍑哄Q岃繖縐嶆儏鍐典笅zend灝變細(xì)榪涜絎﹀彿琛ㄧ殑鍒嗛厤銆侀攢姣侊紝鍥犳浼?xì)瀵艰嚧鎬ц兘涓嬮檷寰堝銆?br />鍦▃end閲岄潰錛孨鐩墠鍙栧兼槸32銆傚洜姝わ紝鎴戜滑緙栧啓php紼嬪簭鐨勬椂鍊欙紝鍑芥暟璋冪敤灞傛鏈濂戒笉瑕佽秴榪?2銆?br />褰撶劧錛屽鏋滄槸web搴旂敤錛屾湰韜彲浠ュ嚱鏁拌皟鐢ㄥ眰嬈$殑娣卞害銆? <ul><li>鍙傛暟鐨勪紶閫?br />鍜屽唴緗嚱鏁拌皟鐢▃end_parse_params鏉ヨ幏鍙栧弬鏁頒笉鍚岋紝鐢ㄦ埛鍑芥暟涓弬鏁扮殑鑾峰彇鏄氳繃鎸囦護(hù)鏉ュ畬鎴愮殑銆傚嚱鏁版湁鍑犱釜鍙傛暟灝卞搴斿嚑鏉℃寚浠ゃ?br />鍏蜂綋鍒板疄鐜頒笂灝辨槸鏅氱殑鍙橀噺璧嬪箋?br />閫氳繃涓婇潰鐨勫垎鏋愬彲浠ョ湅鍑猴紝鍜屽唴緗嚱鏁扮浉姣旓紝鐢變簬鏄嚜宸辯淮鎶ゅ爢鏍堣〃錛岃屼笖姣忔潯鎸囦護(hù)鐨勬墽琛屼篃鏄竴涓猚鍑芥暟錛岀敤鎴峰嚱鏁扮殑鎬ц兘鐩稿浼?xì)宸緢澶氬Q?br />鍚庨潰浼?xì)鏈夊叿浣撶殑瀵规瘮鍒嗘瀽銆傚洜姝わ紝濡傛灉涓涓姛鑳芥湁瀵瑰簲php鍐呯疆鍑芥暟瀹炵幇鐨勫敖閲忎笉瑕佽嚜宸遍噸鏂板啓鍑芥暟鍘誨疄鐜般?</li></ul> <h5><a name="綾繪柟娉?></a>綾繪柟娉?/h5> <p>綾繪柟娉曞叾鎵ц鍘熺悊鍜岀敤鎴峰嚱鏁版槸鐩稿悓鐨勶紝涔熸槸緲昏瘧鎴恛pcodes欏烘璋冪敤銆傜被鐨勫疄鐜幫紝zend鐢ㄤ竴涓暟鎹粨鏋剒end_class_entry鏉ュ疄鐜幫紝<br />閲岄潰淇濆瓨浜?jiǎn)绫荤浉鍏崇殑涓浜涘熀鏈俊鎭傝繖涓猠ntry鏄湪php緙栬瘧鐨勬椂鍊欏氨宸茬粡澶勭悊瀹屾垚銆? <p>鍦▃end_function鐨刢ommon涓紝鏈変竴涓垚鍛樺彨鍋歴cope錛屽叾鎸囧悜鐨勫氨鏄綋鍓嶆柟娉曞搴旂被鐨剒end_class_entry銆傚叧浜巔hp涓潰鍚戝璞$殑瀹炵幇錛?br />榪欓噷灝變笉鍦ㄥ仛鏇磋緇嗙殑浠嬬粛錛屼粖鍚庡皢涓撻棬鍐欎竴綃囨枃绔犳潵璇﹁堪php涓潰鍚戝璞$殑瀹炵幇鍘熺悊銆傚氨鍑芥暟榪欎竴鍧楁潵璇達(dá)紝method瀹炵幇鍘熺悊鍜宖unction瀹屽叏鐩稿悓錛?br />鐞嗚涓婂叾鎬ц兘涔熷樊涓嶅錛屽悗闈㈡垜浠皢鍋氳緇嗙殑鎬ц兘瀵規(guī)瘮銆? <h4>鎬ц兘瀵規(guī)瘮</h4> <h4></h4> <h5><a name="鍑芥暟鍚嶉暱搴﹀鎬ц兘鐨勫獎(jiǎng)鍝?></a>鍑芥暟鍚嶉暱搴﹀鎬ц兘鐨勫獎(jiǎng)鍝?/h5> <ul><li>嫻嬭瘯鏂規(guī)硶<br />瀵瑰悕瀛楅暱搴︿負(fù)1銆?銆?銆?銆?6鐨勫嚱鏁拌繘琛屾瘮杈冿紝嫻嬭瘯姣旇緝瀹冧滑姣忕鍙墽琛屾鏁幫紝紜畾鍑芥暟鍚嶉暱搴﹀鎬ц兘鐨勫獎(jiǎng)鍝?</li></ul> <ul><li>嫻嬭瘯緇撴灉濡備笅鍥?</li></ul> <p>       <img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_1282792586sLNv.jpg" width="558" height="289" /> <ul><li>緇撴灉鍒嗘瀽<br />浠庡浘涓婂彲浠ョ湅鍑猴紝鍑芥暟鍚嶇殑闀垮害瀵規(guī)ц兘榪樻槸浼?xì)鏈変竴瀹氱殑褰卞搷銆備竴涓暱搴︿負(fù)1鐨勫嚱鏁板拰闀垮害涓?6鐨?<strong>絀哄嚱鏁拌皟鐢?/strong> 錛屽叾鎬ц兘宸簡(jiǎn)1鍊嶃?br />鍒嗘瀽涓涓嬫簮鐮佷笉闅炬壘鍒板師鍥狅紝濡傚墠闈㈠彊榪版墍璇達(dá)紝鍑芥暟璋冪敤鐨勬椂鍊檢end浼?xì)鍏堝湪涓涓叏灞鐨刦untion_table涓氳繃鍑芥暟鍚嶆煡璇㈢浉鍏充俊鎭紝<br />function_table鏄竴涓搱甯岃〃銆傚繀鐒剁殑錛屽悕瀛楄秺闀挎煡璇㈡墍闇瑕佺殑鏃墮棿灝辮秺澶氥?<br /><strong>鍥犳錛屽湪瀹為檯緙栧啓紼嬪簭鐨勬椂鍊欙紝瀵瑰嬈¤皟鐢ㄧ殑鍑芥暟錛屽悕瀛楀緩璁笉瑕佸お闀?/strong> </li></ul> <p>铏界劧鍑芥暟鍚嶉暱搴﹀鎬ц兘鏈変竴瀹氬獎(jiǎng)鍝嶏紝浣嗗叿浣撴湁澶氬ぇ鍛紵榪欎釜闂搴旇榪樻槸闇瑕佺粨鍚堝疄闄呮儏鍐墊潵鑰冭檻錛屽鏋滀竴涓嚱鏁版湰韜瘮杈冨鏉傜殑璇濓紝<br />閭d箞瀵規(guī)暣浣撶殑鎬ц兘褰卞搷騫朵笉澶с?br />涓涓緩璁槸瀵逛簬閭d簺浼?xì)璋冪敤寰堝娆″Q屾湰韜姛鑳藉張姣旇緝綆鍗曠殑鍑芥暟錛屽彲浠ラ傚綋鍙栦竴浜涜█綆鎰忚祬鐨勫悕瀛椼? <h5><a name="鍑芥暟涓暟瀵規(guī)ц兘鐨勫獎(jiǎng)鍝?></a>鍑芥暟涓暟瀵規(guī)ц兘鐨勫獎(jiǎng)鍝?/h5> <ul><li>嫻嬭瘯鏂規(guī)硶<br />鍦ㄤ互涓嬩笁縐嶇幆澧冧笅榪涜鍑芥暟璋冪敤嫻嬭瘯錛屽垎鏋愮粨鏋滐細(xì)1.紼嬪簭浠呭寘鍚?涓嚱鏁?2.紼嬪簭鍖呭惈100涓嚱鏁?3.紼嬪簭鍖呭惈1000涓嚱鏁般?br />嫻嬭瘯榪欎笁縐嶆儏鍐典笅姣忕鎵鑳借皟鐢ㄧ殑鍑芥暟嬈℃暟 </li></ul> <ul><li>嫻嬭瘯緇撴灉濡備笅鍥?</li></ul> <p>        <img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_1282792585zaua.jpg" width="489" height="293" /> <ul><li>緇撴灉鍒嗘瀽<br />浠庢祴璇曠粨鏋滃彲浠ョ湅鍑猴紝榪欎笁縐嶆儏鍐典笅鎬ц兘鍑犱箮鐩稿悓錛屽嚱鏁頒釜鏁板鍔犳椂鎬ц兘涓嬮檷寰箮鍏跺井錛屽彲浠ュ拷鐣ャ?br />浠庡疄鐜板師鐞嗗垎鏋愶紝鍑犵瀹炵幇涓嬪敮涓鐨勫尯鍒湪浜庡嚱鏁拌幏鍙栫殑閮ㄥ垎銆傚鍓嶆枃鎵榪幫紝鎵鏈夌殑鍑芥暟閮芥斁鍦ㄤ竴涓猦ash琛ㄤ腑錛?br />鍦ㄤ笉鍚屼釜鏁頒笅鏌ユ壘鏁堢巼閮藉簲璇ヨ繕鏄帴榪戜簬O(1)錛屾墍浠ユц兘宸窛涓嶅ぇ銆?</li></ul> <h5><a name="涓嶅悓綾誨瀷鍑芥暟璋冪敤娑堣?></a>涓嶅悓綾誨瀷鍑芥暟璋冪敤娑堣?/h5> <ul><li>嫻嬭瘯鏂規(guī)硶<br />閫夊彇鐢ㄦ埛鍑芥暟銆佺被鏂規(guī)硶銆侀潤(rùn)鎬佹柟娉曘佸唴緗嚱鏁板悇涓縐嶏紝鍑芥暟鏈韓涓嶅仛浠諱綍浜嬫儏錛岀洿鎺ヨ繑鍥烇紝涓昏嫻嬭瘯絀哄嚱鏁拌皟鐢ㄧ殑娑堣椼?br />嫻嬭瘯緇撴灉涓烘瘡縐掑彲鎵ц嬈℃暟<br />嫻嬭瘯涓負(fù)鍘婚櫎鍏朵粬褰卞搷錛屾墍鏈夊嚱鏁板悕瀛楅暱搴︾浉鍚?</li></ul> <ul><li>嫻嬭瘯緇撴灉濡備笅鍥?</li></ul> <p>        <img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_12827925831nF1.jpg" width="559" height="316" /> <ul><li>緇撴灉鍒嗘瀽<br />閫氳繃嫻嬭瘯緇撴灉鍙互鐪嬪埌錛屽浜庣敤鎴瘋嚜宸辯紪鍐欑殑php鍑芥暟錛屼笉綆℃槸鍝綾誨瀷錛屽叾鏁堢巼鏄樊涓嶅鐨勶紝鍧囧湪280w/s宸﹀彸銆傚鎴戜滑棰勬湡錛屽嵆浣挎槸絀鴻皟錛?br />鍐呯疆鍑芥暟鍏舵晥鐜囦篃瑕侀珮寰堝錛岃揪鍒?80w/s錛屾槸鍓嶈呮槸3鍊嶃傚彲瑙侊紝鍐呯疆鍑芥暟璋冪敤鐨勫紑閿榪樻槸榪滀綆浜庣敤鎴峰嚱鏁般?br />浠庡墠闈㈠師鐞嗗垎鏋愬彲鐭ヤ富瑕佸樊璺濆湪浜庣敤鎴峰嚱鏁拌皟鐢ㄦ椂鍒濆鍖栫鍙瘋〃銆佹帴鏀跺弬鏁扮瓑鎿嶄綔銆?</li></ul> <h5><a name="鍐呯疆鍑芥暟鍜岀敤鎴峰嚱鏁版ц兘瀵規(guī)瘮"></a>鍐呯疆鍑芥暟鍜岀敤鎴峰嚱鏁版ц兘瀵規(guī)瘮</h5> <ul><li>嫻嬭瘯鏂規(guī)硶<br />鍐呯疆鍑芥暟鍜岀敤鎴峰嚱鏁扮殑鎬ц兘瀵規(guī)瘮錛岃繖閲屾垜浠夊彇鍑犱釜甯哥敤鐨勫嚱鏁幫紝鐒跺悗鐢╬hp瀹炵幇鐩稿悓鍔熻兘鐨勫嚱鏁拌繘琛屼竴涓嬫ц兘瀵規(guī)瘮銆?br />嫻嬭瘯涓紝鎴戜滑閫夊彇瀛楃涓層佹暟瀛︺佹暟緇勪腑鍚勪竴涓吀鍨嬭繘琛屽姣旓紝榪欏嚑涓嚱鏁板垎鍒槸瀛楃涓叉埅鍙?substr)銆?0榪涘埗杞?榪涘埗(decbin)銆?br />姹傛渶灝忓?min)鍜岃繑鍥炴暟緇勪腑鐨勬墍浠ey(array_keys)銆?</li></ul> <ul><li>嫻嬭瘯緇撴灉濡備笅鍥?</li></ul> <p>        <img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_1282792584o7kN.jpg" width="556" height="328" /> <ul><li>緇撴灉鍒嗘瀽<br />浠庢祴璇曠粨鏋滃彲浠ョ湅鍑猴紝濡傛垜浠鏈燂紝鍐呯疆鍑芥暟鍦ㄦ諱綋鎬ц兘涓婅繙楂樹簬鏅氱敤鎴峰嚱鏁般傚挨鍏跺浜庢秹鍙?qiáng)鍒板瓧绗︿覆绫绘搷浣滅殑鍑芥晭图?br />宸窛杈懼埌浜?涓暟閲忕駭銆傚洜姝わ紝鍑芥暟浣跨敤鐨勪竴涓師鍒欏氨鏄鏋滄煇鍔熻兘鏈夌浉搴旂殑鍐呯疆鍑芥暟錛屽敖閲忎嬌鐢ㄥ畠鑰屼笉鏄嚜宸辯紪鍐檖hp鍑芥暟銆?br />瀵逛簬涓浜涙秹鍙?qiáng)鍒板ぇ閲忓瓧绗︿覆鎿嶄綔鐨勫姛鑳藉Q屼負(fù)鎻愰珮鎬ц兘錛屽彲浠ヨ冭檻鐢ㄦ墿灞曟潵瀹炵幇銆傛瘮濡傚父瑙佺殑瀵屾枃鏈繃婊ょ瓑銆?</li></ul> <h5><a name="鍜孋鍑芥暟鎬ц兘瀵規(guī)瘮"></a>鍜孋鍑芥暟鎬ц兘瀵規(guī)瘮</h5> <ul><li>嫻嬭瘯鏂規(guī)硶<br />鎴戜滑閫夊彇瀛楃涓叉搷浣滃拰綆楁湳榪愮畻鍚?縐嶅嚱鏁拌繘琛屾瘮瀵癸紝php鐢ㄦ墿灞曞疄鐜般備笁縐嶅嚱鏁版槸綆鍗曠殑涓嬈$畻娉曡繍綆椼佸瓧絎︿覆姣旇緝鍜屽嬈$殑綆楁硶榪愮畻銆?br />闄や簡(jiǎn)鏈韓鐨勪袱綾誨嚱鏁板錛岃繕浼?xì)娴嬭瘯灏嗗嚱鏁敖I鴻皟寮閿鍘繪帀鍚庣殑鎬ц兘錛屼竴鏂歸潰姣斿涓涓嬩袱縐嶅嚱鏁幫紙c鍜宲hp鍐呯疆錛夋湰韜殑鎬ц兘宸紓錛?br />鍙﹀灝辨槸渚ч潰鍗拌瘉絀鴻皟鍑芥暟鐨勬秷鑰?br />嫻嬭瘯鐐逛負(fù)鎵ц10w嬈℃搷浣滅殑鏃墮棿娑堣?</li></ul> <ul><li>嫻嬭瘯緇撴灉濡備笅鍥?</li></ul> <p>        <img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_12827925838AIK.jpg" width="560" height="281" /> <ul><li>緇撴灉鍒嗘瀽<br />鍐呯疆鍑芥暟鍜孋鍑芥暟鐨勫紑閿鍦ㄥ幓鎺塸hp鍑芥暟絀鴻皟鐢ㄧ殑褰卞搷鍚庡樊璺濊緝?yōu)畯锛岄殢鐫鍑芥暟鍔熻兘瓚婃潵瓚婂鏉傦紝鍙屾柟鎬ц兘瓚嬭繎浜庣浉鍚屻?br />榪欎釜浠庝箣鍓嶇殑鍑芥暟瀹炵幇鍒嗘瀽涓篃瀹規(guī)槗寰楀埌璁鴻瘉錛屾瘯绔熷唴緗嚱鏁板氨鏄疌瀹炵幇鐨勩?br />鍑芥暟鍔熻兘瓚婂鏉傦紝c鍜宲hp鐨勬ц兘宸窛瓚婂皬<br />鐩稿c鏉ヨ錛宲hp鍑芥暟璋冪敤鐨勫紑閿澶у緢澶氾紝瀵逛簬綆鍗曞嚱鏁版潵璇存ц兘榪樻槸鏈変竴瀹氬獎(jiǎng)鍝嶃傚洜姝hp涓嚱鏁頒笉瀹滃祵濂楀皝瑁呭お娣便?</li></ul> <h4><a name="浼嚱鏁板強(qiáng)鍏舵ц兘"></a>浼嚱鏁板強(qiáng)鍏舵ц兘</h4> <h4></h4> <p>鍦╬hp涓紝鏈夎繖鏍蜂竴浜涘嚱鏁幫紝瀹冧滑鍦ㄤ嬌鐢ㄤ笂鏄爣鍑嗙殑鍑芥暟鐢ㄦ硶錛屼絾搴曞眰瀹炵幇鍗村拰鐪熸鍑芥暟璋冪敤瀹屽叏涓嶅悓錛岃繖浜涘嚱鏁頒笉灞炰簬鍓嶆枃鎻愬埌鐨勪笁縐峟unction涓殑浠諱綍涓綾伙紝<br />鍏跺疄璐ㄦ槸涓鏉″崟鐙殑opcode錛岃繖閲屼及涓斿彨鍋氫吉鍑芥暟鎴栬呮寚浠ゅ嚱鏁般? <p>濡備笂鎵璇達(dá)紝浼嚱鏁頒嬌鐢ㄨ搗鏉ュ拰鏍囧噯鐨勫嚱鏁板茍鏃犱簩鑷達(dá)紝鐪嬭搗鏉ュ叿鏈夌浉鍚岀殑鐗瑰緛銆備絾鏄粬浠渶緇堟墽琛岀殑鏃跺欐槸琚珃end鍙嶆槧鎴愪簡(jiǎn)涓鏉″搴旂殑鎸囦護(hù)錛坥pcode錛夋潵璋冪敤錛?br />鍥犳鍏跺疄鐜版洿鎺ヨ繎浜巌f銆乫or銆佺畻鏈繍綆楃瓑鎿嶄綔銆? <ul><li>php涓殑浼嚱鏁?br />isset<br />empty<br />unset<br />eval </li></ul> <p>閫氳繃涓婇潰鐨勪粙緇嶅彲浠ョ湅鍑猴紝浼嚱鏁扮敱浜庤鐩存帴緲昏瘧鎴愭寚浠ゆ潵鎵ц錛屽拰鏅氬嚱鏁扮浉姣斿皯浜?jiǎn)涓嬈″嚱鏁拌皟鐢ㄦ墍甯︽潵鐨勫紑閿錛屽洜姝ゆц兘浼?xì)鏇村ソ涓浜涖?br />鎴戜滑閫氳繃濡備笅嫻嬭瘯鏉ュ仛涓涓姣斻?Array_key_exists鍜宨sset涓よ呴兘鍙互鍒ゆ柇鏁扮粍涓煇涓猭ey鏄惁瀛樺湪錛岀湅涓涓嬩粬浠殑鎬ц兘 <p>        <img alt="" src="http://hi.csdn.net/attachment/201008/26/12159_128279258644aj.jpg" width="538" height="268" /> <p>浠庡浘涓婂彲浠ョ湅鍑猴紝鍜宎rray_key_exists鐩告瘮錛宨sset鎬ц兘瑕侀珮鍑哄緢澶氾紝鍩烘湰鏄墠鑰呯殑4鍊嶅乏鍙籌紝鑰屽嵆浣挎槸鍜岀┖鍑芥暟璋冪敤鐩告瘮錛?br />鍏舵ц兘涔熻楂樺嚭1鍊嶅乏鍙熾傜敱姝や篃渚ч潰鍗拌瘉鍐嶆璇存槑浜?jiǎn)php鍑芥暟璋冪敤鐨勫紑閿榪樻槸姣旇緝澶х殑銆? <h4><a name="甯哥敤php鍑芥暟瀹炵幇鍙?qiáng)浠嬀l?></a>鎬葷粨鍙?qiáng)寰忚?/h4> <h4></h4> 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<p>8錛?綾繪垚鍛樻柟娉曟晥鐜囦笉姣旀櫘閫氬嚱鏁頒綆錛屽洜姝や笉鐢ㄦ媴蹇?jī)鎬ц兘鎹熻椼傚緩璁鑰冭檻闈?rùn)鎬佹柟娉曪紝鍙鎬у強(qiáng)瀹夊叏鎬ч兘鏇村ソ銆? <p>9錛?濡備笉鏄壒孌婇渶瑕侊紝鍙傛暟浼犻掗兘寤鴻浣跨敤浼犲艱屼笉鏄紶寮曠敤銆傚綋鐒?dòng)灱屽鏋滃弬鏁版槸寰堝ぇ鐨勬暟缁勪笖闇瑕佷慨鏀規(guī)椂鍙互鑰冭檻寮曠敤浼犻掋?/p><img src ="http://m.shnenglu.com/amazon/aggbug/157213.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2011-09-30 11:13 <a href="http://m.shnenglu.com/amazon/archive/2011/09/30/157213.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>淇敼wlan_propdel綆¢亾紼嬪簭璋冩暣鏃犵嚎閫氫俊鍗婂緞http://m.shnenglu.com/amazon/archive/2010/05/28/116580.html榪滈榪滈Fri, 28 May 2010 03:07:00 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絎竴姝ワ紝鍦╳lan_mac榪涚▼妯″瀷涓紝娣誨姞Simulation  Attributes -> Wireless LAN Range (meters) 灞炴э紝綾誨瀷涓篿nteger錛岀己鐪佸間負(fù)300銆?br>
絎簩姝ワ紝鏀瑰姩wlan_propdel綆¢亾紼嬪簭銆備互鏌愪竴鐗堟湰鐨勮紼嬪簭涓轟緥錛?br>涔嬪墠鐨勶細(xì)
#include <opnet.h>

/***** constants *****/

/* propagation velocity of radio signal (m/s) */
#define    PROP_VELOCITY    3.0E+08

/* The variable defining a maximum range across which the station can communicate (meters)    */ 
static double wlan_max_distance = OPC_DBL_INFINITY;

/***** pipeline procedure *****/
#if defined (__cplusplus)
extern "C"
#endif
void
Zhou_wlan_propdel (pkptr)
    Packet
*        pkptr;
    
{
    
double        start_prop_delay, end_prop_delay;
    
double        start_prop_distance, end_prop_distance;


    
// Compute the propagation delay separating the    
    
// radio transmitter from the radio receiver.    
    FIN (wlan_propdel (pkptr));

    
// Get the start distance between transmitter and receiver. 
    start_prop_distance = op_td_get_dbl (pkptr, OPC_TDA_RA_START_DIST);

    
// Get the end distance between transmitter and receiver. 
    end_prop_distance = op_td_get_dbl (pkptr, OPC_TDA_RA_END_DIST);

    
// Compute propagation delay to start of reception. 
    start_prop_delay = start_prop_distance / PROP_VELOCITY;

    
// Compute propagation delay to end of reception. 
    end_prop_delay = end_prop_distance / PROP_VELOCITY;

    
// If the maximum transmission range of the station is not already set 
    
// then extract it from the user defined simulation attribute.                
    if (wlan_max_distance == OPC_DBL_INFINITY)
        
{
        
if (op_ima_sim_attr_exists ("Wireless LAN Range (meters)"== OPC_TRUE)
            
{
            op_ima_sim_attr_get (OPC_IMA_DOUBLE, 
"Wireless LAN Range (meters)"&wlan_max_distance);
            }

        
        
//printf ("wlan_max_distance is %f \n", wlan_max_distance);
        }


        
// If the starting and ending propagation distance is more than the maximum transmission    
    
// range then discard the packet in the pipeline stage. This will model the physical        
    
// transmission boundary of a wireless station.            
    if (end_prop_distance > wlan_max_distance || start_prop_distance > wlan_max_distance)
        
{
        
// Discard the packet if the destination is more than the specified range
        op_td_set_int (pkptr, OPC_TDA_RA_MATCH_STATUS, OPC_TDA_RA_MATCH_IGNORE);
        }


        
// Place both propagation delays in packet transmission data attributes.
    op_td_set_dbl (pkptr, OPC_TDA_RA_START_PROPDEL, start_prop_delay);
    op_td_set_dbl (pkptr, OPC_TDA_RA_END_PROPDEL, end_prop_delay);
    FOUT;
    }
   

淇敼涔嬪悗鐨勶紝娉ㄦ剰 "if (wlan_max_distance == OPC_DBL_INFINITY)"閭i儴鍒嗕負(fù)娣誨姞璇彞錛?br>
#include <opnet.h>

/***** constants *****/

/* propagation velocity of radio signal (m/s) */
#define    PROP_VELOCITY    3.0E+08

/* The variable defining a maximum range across which the station can communicate (meters)    */ 
static double wlan_max_distance = OPC_DBL_INFINITY;

/***** pipeline procedure *****/
#if defined (__cplusplus)
extern "C"
#endif
void
wlan_propdel (pkptr)
    Packet
*        pkptr;
    
{
    
double        start_prop_delay, end_prop_delay;
    
double        start_prop_distance, end_prop_distance;


    
// Compute the propagation delay separating the    
    
// radio transmitter from the radio receiver.    
    FIN (wlan_propdel (pkptr));

    
// Get the start distance between transmitter and receiver. 
    start_prop_distance = op_td_get_dbl (pkptr, OPC_TDA_RA_START_DIST);

    
// Get the end distance between transmitter and receiver. 
    end_prop_distance = op_td_get_dbl (pkptr, OPC_TDA_RA_END_DIST);

    
// Compute propagation delay to start of reception. 
    start_prop_delay = start_prop_distance / PROP_VELOCITY;

    
// Compute propagation delay to end of reception. 
    end_prop_delay = end_prop_distance / PROP_VELOCITY;

    
// If the maximum transmission range of the station is not already set 
    
// then extract it from the user defined simulation attribute.                
    if (wlan_max_distance == OPC_DBL_INFINITY)
        
{
        
if (op_ima_sim_attr_exists ("Wireless LAN Range (meters)"== OPC_TRUE)
            
{
            op_ima_sim_attr_get (OPC_IMA_DOUBLE, 
"Wireless LAN Range (meters)"&wlan_max_distance);
            }

        
        
//printf ("wlan_max_distance is %f \n", wlan_max_distance);
        }


        
// If the starting and ending propagation distance is more than the maximum transmission    
    
// range then discard the packet in the pipeline stage. This will model the physical        
    
// transmission boundary of a wireless station.            
    if (end_prop_distance > wlan_max_distance || start_prop_distance > wlan_max_distance)
        
{
        
// Discard the packet if the destination is more than the specified range
        op_td_set_int (pkptr, OPC_TDA_RA_MATCH_STATUS, OPC_TDA_RA_MATCH_IGNORE);
        }


        
// Place both propagation delays in packet transmission data attributes.
    op_td_set_dbl (pkptr, OPC_TDA_RA_START_PROPDEL, start_prop_delay);
    op_td_set_dbl (pkptr, OPC_TDA_RA_END_PROPDEL, end_prop_delay);
    FOUT;
    }
   

絎笁姝ワ紝閫夋嫨file -> Compile錛岀紪璇戣紼嬪簭銆傞渶瑕佹敞鎰忕殑鏄紝濡傛灉灝唚lan_propdel鏀瑰悕涓哄叾浠栧悕瀛楋紝濡?**_wlan_propdel錛岄偅涔堥渶瑕佸皢鍑芥暟鍚嶄篃淇敼涓虹浉搴旂殑***_wlan_propdel銆?br>




榪滈 2010-05-28 11:07 鍙戣〃璇勮
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Shell鑴氭湰鍩烘湰鍐呭http://m.shnenglu.com/amazon/archive/2010/03/11/109440.html榪滈榪滈Thu, 11 Mar 2010 09:01:00 GMThttp://m.shnenglu.com/amazon/archive/2010/03/11/109440.htmlhttp://m.shnenglu.com/amazon/comments/109440.htmlhttp://m.shnenglu.com/amazon/archive/2010/03/11/109440.html#Feedback0http://m.shnenglu.com/amazon/comments/commentRss/109440.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/109440.html#!/bin/bash
#鑴氭湰鐢ㄩ旓細(xì)
#鍒涘緩鏃ユ湡錛?br>#Written by someone
姝f枃......

鍦╯hell涓紝鎵鏈夋病鏈夊0鏄庣殑鍙橀噺閮介粯璁ゆ槸鍛堢幇瀛楃涓插艦寮忥紝鎵浠ar=5*7;$var灝辨垚涓哄瓧絎︿覆褰㈠紡"5*7"錛岃屼笉浼?xì)杩涜鋼Q浣曠畻鏈繍綆椼傚0鏄庡彉閲忎嬌鐢╠eclare鎸囦護(hù)銆?br>delcare [-afirx] var=...
-a 瀹氫箟涓烘暟緇?br>-f 瀹氫箟涓哄嚱鏁?br>-i 瀹氫箟涓烘暣鏁?br>-r 瀹氫箟涓哄彧璇?nbsp;
-x 瀹氫箟涓洪氳繃鐜杈撳嚭鍙橀噺

read name
read鐨勫姛鑳芥槸灝嗙敤鎴峰湪閿洏涓婅緭鍏ョ殑鍐呭鏀懼埌鍙橀噺name涓?br>read name < file鐨勫艦寮忛氳繃閲嶅畾鍚戞敼鍙樹簡(jiǎn)杈撳叆婧愪負(fù)file銆?br>
鑴氭湰鐨勫弬鏁頒唬鍙鳳細(xì)
$0 鑴氭湰鐨勬枃浠跺悕
$1 絎竴涓檮鍔犲弬鏁?br>$2 絎簩涓檮鍔犲弬鏁?br>$3 ......
$# 浼犻掔粰鑴氭湰鐨勫弬鏁頒釜鏁?br>$@ 浼犻掔粰鑴氭湰鐨勬墍鏈夊弬鏁?br>$$ 鑴氭湰鐨勮繘紼嬪彿錛岄氬父鐢ㄥ畠鏉ョ敓鎴愬敮涓鐨勪復(fù)鏃舵枃浠訛細(xì)/tmp/tmpfile_$$

閫昏緫鍒ゆ柇寮忥細(xì)

鍏充簬鏂囦歡涓庣洰褰曠殑閫昏緫鍒ゆ柇錛屾牸寮忔槸-×× file鎴栬? -×× file錛堟敞鎰?鍜?xx鍜宖ile涔嬮棿鏈夌┖鏍鹼級(jí)
-f 媯(gè)嫻嬫枃浠舵槸鍚﹀瓨鍦?br>-d 灝嗘祴鐩綍鏄惁瀛樺湪
-b 媯(gè)嫻嬫槸鍚︿負(fù)block鏂囦歡
-c 媯(gè)嫻嬫槸鍚︿負(fù)character鏂囦歡
-L 媯(gè)嫻嬫槸鍚︿負(fù)絎﹀彿閾炬帴鏂囦歡
-S 媯(gè)嫻嬫槸鍚︿負(fù)socket鏍囩鏂囦歡
-e 媯(gè)嫻嬫煇涓笢瑗挎槸鍚﹀瓨鍦紝鍙互鏄換浣曚笢瑗?br>
鍏充簬紼嬪簭鐨勯昏緫鍒ゆ柇錛屾牸寮忔槸-×× proc
-G 媯(gè)嫻嬫槸鍚︾敱GID鎵鎵ц鐨勭▼搴忔嫢鏈?br>-O 媯(gè)嫻嬫槸鍚︾敱UID鎵鎵ц鐨勭▼搴忔嫢鏈?br>
鍏充簬鏂囦歡鐨勫睘鎬ф嫻嬶紝鏍煎紡鏄?×× file
-r 媯(gè)嫻嬫槸鍚︿負(fù)鍙灞炴?br>-w 媯(gè)嫻嬫槸鍚︿負(fù)鍙啓灞炴?br>-x 媯(gè)嫻嬫槸鍚︿負(fù)鍙墽琛屽睘鎬?br>-s 媯(gè)嫻嬫槸鍚︿負(fù)闈炵┖鐧芥枃浠?br>-u 媯(gè)嫻嬫槸鍚﹀叿鏈塖UID灞炴?br>-g 媯(gè)嫻嬫槸鍚﹀叿鏈塖GID灞炴?br>-k 媯(gè)嫻嬫槸鍚﹀叿鏈塻ticky bit灞炴?br>
涓や釜鏂囦歡鐨勫垽鏂笌姣旇緝錛屾牸寮忔槸file1 -×× file2
-nt 絎竴涓枃浠舵瘮絎簩涓枃浠舵柊
-ot 絎竴涓枃浠舵瘮絎簩涓枃浠舵棫
-ef 絎竴涓枃浠跺拰絎簩涓枃浠朵負(fù)鍚屼竴涓枃浠訛紙璇稿閾炬帴鏂囦歡錛?br>
閫昏緫涓庛侀昏緫鎴?br>&& 閫昏緫涓?br>|| 閫昏緫鎴?br>
榪愮畻絎︼細(xì)
-eq 絳変簬
-ne 涓嶇瓑浜?br>-lt 灝忎簬
-gt 澶т簬
-le 灝忎簬鎴栫瓑浜?br>-ge 澶т簬鎴栫瓑浜?br>-a 鍙屾柟閮芥垚绔嬶紙and錛?br>-o 鍗曟柟鎴愮珛錛坥r錛?br>
瀛楃涓叉瘮杈冿細(xì)
= 涓や釜瀛楃涓茬浉鍚?br>!= 涓や釜瀛楃涓蹭笉鍚?br>-z 絀哄瓧絎︿覆
-n 闈炵┖瀛楃涓?br>
鏉′歡鍒ゆ柇錛?br>if [鏉′歡鍒ゆ柇1] &&/|| [鏉′歡鍒ゆ柇2]; then
  ……
elif [鏉′歡鍒ゆ柇1] &&/|| [鏉′歡鍒ゆ柇4]; then
  ……
else
  ……
fi
娉ㄦ剰錛氬湪[]涓紝鍙兘鏈変竴涓垽鏂紡錛涘湪[]涓嶽]涔嬮棿錛屽彲浠ヤ嬌鐢?amp;&鎴栬厊|緇撳悎鍒ゆ柇寮忥紱[]涓瘡涓涓嫭绔嬬殑緇勪歡涔嬮棿闇瑕佺敤絀烘牸閿殧寮錛岃繖涓鐐瑰挨鍏惰娉ㄦ剰錛屽叾涓粍浠舵槸鎸嘯銆乚銆佸彉閲忋佽繍綆楃鍙峰拰瀛楃涓層佸肩瓑銆備緥濡傦細(xì)
if [ "$var" = "yes" ]; then

case var in
鏂瑰紡涓 | 鏂瑰紡×)
  紼嬪簭孌?br>  ;;
鏂瑰紡浜?| 鏂瑰紡×)
  紼嬪簭孌?br>  ;;
*)
  echo "Usage {鏂瑰紡涓|鏂瑰紡浜寎" 
  exit 1
esac
 
寰幆錛?br>for((鏉′歡1;鏉′歡2;鏉′歡3))
do
 紼嬪簭孌?br>done

for var in var_list     //var_list鏄互絀烘牸閿垎寮鐨勯夋嫨欏癸紝澶氫負(fù)瀛楃涓詫紝渚嬪for var in yes no other鎴栬協(xié)or var in "yes" "no" "other"
do
 紼嬪簭孌?br>done
鐪嬩笅闈竴孌佃剼鏈▼搴忥紝璇ョ▼搴忔紨紺轟簡(jiǎn)$(command)鐨勭敤娉曪紝for鍛戒護(hù)鐨勫弬鏁版潵鑷?()涓殑鍛戒護(hù)鐨勭粨鏋滐細(xì)
for file in $(ls *.sh)
do
 lpr $file
done

while [鏉′歡]
do
 紼嬪簭孌?br>done

until [鏉′歡]
do 
 紼嬪簭孌?br>done

璋冭瘯鑴氭湰錛?br>sh [-nvx] scripts
-n 涓嶆墽琛岃剼鏈紝鏌ヨ鑴氭湰鍐呯殑璇硶錛岃嫢鏈夐敊璇垯鍒楀嚭
-v 鍦ㄦ墽琛岃剼鏈箣鍓嶏紝鍏堝皢鑴氭湰鐨勫唴瀹規(guī)樉紺哄湪灞忓箷涓?br>-x 灝嗙敤鍒扮殑鑴氭湰鍐呭鏄劇ず鍦ㄥ睆騫曚笂錛屼笌-v紼嶅井涓嶅悓

娉ㄦ剰錛?br>1.鍦ㄦ潯浠跺垽鏂椂涓鑸嬌鐢?$var"鐨勫艦寮忥紝榪欐槸涓轟簡(jiǎn)闃叉鍑虹幇var涓虹┖鐨勬儏鍐碉紝渚嬪錛歩f [ $var = "yes" ]涓紝濡傛灉var涓虹┖錛岄偅涔堜細(xì)鍑虹幇if [ = "yes" ]鐨勬儏鍐碉紝榪欐槸涓嶅悎娉曠殑錛岃宨f [ "$var" = "yes"]鍒欎笉浼?xì)鍑虹幇璇ラ棶棰樸?br>



榪滈 2010-03-11 17:01 鍙戣〃璇勮
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榪涚▼鍦ㄥ墠鍙頒笌鍚庡彴涔嬮棿鍒囨崲http://m.shnenglu.com/amazon/archive/2010/02/01/106948.html榪滈榪滈Mon, 01 Feb 2010 08:30:00 GMThttp://m.shnenglu.com/amazon/archive/2010/02/01/106948.htmlhttp://m.shnenglu.com/amazon/comments/106948.htmlhttp://m.shnenglu.com/amazon/archive/2010/02/01/106948.html#Feedback0http://m.shnenglu.com/amazon/comments/commentRss/106948.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/106948.html
鍓嶅彴杞叆鍚庡彴

絎竴縐嶏紝鍦ㄨ榪愯鐨勫懡浠ゅ悗闈㈠姞涓?amp;錛屽懡浠よ嚜鍔ㄨ漿鍏ュ悗鍙拌繍琛岋紝涓嶅崰鐢ㄥ墠鍙扮粓绔備緥濡傝繍琛屼竴涓笉鏂墦鍗板瓧絎︿覆鍒版爣鍑嗚緭鍑虹殑鍙墽琛岀▼搴忥紝杈撳叆濡備笅錛?br>$ vi test.c
#include <stdio.h>
main()
{
   while(1)
      print("ok \n");
}
$ gcc -o test test.c
$ ./test &
姝ゆ椂test紼嬪簭灝嗚漿鍏ュ悗鍙扮戶緇墽琛岋紝騫跺湪鏍囧噯杈撳嚭鍗蟲帶鍒跺彴涓婃墦鍗板嚭瀛楃銆傚仠姝㈣紼嬪簭鐨勬柟娉曟槸鍒╃敤ps鍛戒護(hù)鎵懼埌璇ョ▼搴忕殑瀵瑰簲榪涚▼鍙穘um錛岀劧鍚庤繍琛宬ill num銆傛敞鎰忥細(xì)鍦ㄦ帶鍒跺彴涓笉鏂嚭鐜扮殑鎵撳嵃瀛楃浼?xì)骘堟病杈撳叆鐨勫懡渥o(hù)錛屼絾鏄病鏈変換浣曞獎(jiǎng)鍝嶏紝鍛戒護(hù)渚濈劧鍙互琚紜В鏋愩?br>
絎簩縐嶏紝榪愯./test鍚庯紝浣跨敤ctrl+z浣挎鍦ㄨ繍琛岀殑鍛戒護(hù)./test鏆傚仠錛坈trl+c鏄粓姝級(jí)錛岀敤鍛戒護(hù)jobs鏌ョ湅鎯寵杞叆鍚庡彴鐨勫懡浠ょ紪鍙穘錛岀劧鍚庤繍琛宐g n鍗沖彲銆傛敞鎰忥紝璇ュ懡浠ょ殑鏈緇堜綔鐢ㄧ瓑浠蜂簬灝?/test鍛戒護(hù)鍚庨潰鍔犱笂&絎﹀彿銆?br>
絎笁縐嶏紝浣跨敤nohup+鍛戒護(hù)鐨勮繍琛屾柟寮忥紝鍦ㄧ己鐪佹儏鍐典笅璇ュ懡浠ょ殑鎵鏈夎緭鍑洪兘琚噸瀹氬悜鍒頒竴涓悕涓簄ohup.out鐨勬枃浠朵腑錛岄櫎闈炴湁鎸囧畾鐨勯噸瀹氬悜鏂囦歡銆備緥濡傦細(xì)
nohup command &
nohup command >result 2>&1 &
鑰屼笖浣跨敤nohup杞叆鍚庡彴鐨勫懡浠わ紝鍦ㄥ叧闂璼hell鍚庨噸鏂扮櫥褰曪紝璇ュ懡浠や緷鐒跺浜庤繍琛岀姸鎬侊紝浣嗛氳繃ps鍛戒護(hù)涓嶄細(xì)鏄劇ず錛岃屾槸浣跨敤ps x鎴栬卲s –A鍛戒護(hù)鏂瑰彲鏄劇ず銆?br>娉ㄦ剰錛氬鏋滄槸鎵ц鑴氭湰騫墮噸瀹氬悜杈撳嚭鐨勮瘽錛屼笉搴旇鍦ㄨ剼鏈唴閮ㄥ啓錛岃屾槸鍐欐垚錛?br>nohup ./***.sh >result 2>&1 &

浠ヤ笂涓夌鏂規(guī)硶鐨勭壒鐐規(guī)槸錛氱涓銆佷簩縐嶆柟娉曞湪閫鍑?guó)櫙hell榪涚▼鍚庡懡浠ゅ潎涓嶅瓨鍦ㄣ傜涓夌鏂規(guī)硶鍗充嬌閫鍑簊hell榪涚▼鍚庯紝鍛戒護(hù)渚濈劧瀛樺湪錛岃屽懡浠ょ殑鎺у埗鏉冧氦緇欎簡(jiǎn)init銆?br>
鍚庡彴杞叆鍓嶅彴

浣跨敤jobs鍛戒護(hù)鏌ョ湅瑕佽漿鍏ュ墠鍙扮殑鍛戒護(hù)緙栧彿n錛岀劧鍚庤繍琛宖g n鍗沖彲銆俧g鍛戒護(hù)鍗?front ground"銆?br>


榪滈 2010-02-01 16:30 鍙戣〃璇勮
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Linux涓插彛緙栫▼http://m.shnenglu.com/amazon/archive/2010/01/28/106644.html榪滈榪滈Thu, 28 Jan 2010 08:16:00 GMThttp://m.shnenglu.com/amazon/archive/2010/01/28/106644.htmlhttp://m.shnenglu.com/amazon/comments/106644.htmlhttp://m.shnenglu.com/amazon/archive/2010/01/28/106644.html#Feedback5http://m.shnenglu.com/amazon/comments/commentRss/106644.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/106644.html闃呰鍏ㄦ枃

榪滈 2010-01-28 16:16 鍙戣〃璇勮
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鑷姩閰嶇疆鑺傜偣ID鍙風(fēng)殑鏂規(guī)硶http://m.shnenglu.com/amazon/archive/2010/01/27/106511.html榪滈榪滈Wed, 27 Jan 2010 02:40:00 GMThttp://m.shnenglu.com/amazon/archive/2010/01/27/106511.htmlhttp://m.shnenglu.com/amazon/comments/106511.htmlhttp://m.shnenglu.com/amazon/archive/2010/01/27/106511.html#Feedback1http://m.shnenglu.com/amazon/comments/commentRss/106511.htmlhttp://m.shnenglu.com/amazon/services/trackbacks/106511.html緇間笂鎵榪幫紝鏈漢鎯沖嚭浜?jiǎn)涓涓柟娉曪紝灝唚lan_mac.Address灞炴т笌name灞炴у彇鍊肩浉絳夛紝錛岃屽湪娣誨姞鑺傜偣鐨勬椂鍊欙紝鑺傜偣鐨刵ame灞炴ф槸鑷姩閫掑鐨勶紝渚嬪娣誨姞鑺傜偣”1”鍚庯紝涓嬩竴涓坊鍔犵殑鑺傜偣鍚嶄負(fù)”2”銆傝繖鏍峰氨閬垮厤浜?jiǎn)鎵嬪伐璁揪|殑楹葷儲(chǔ)錛屽叿浣撳涓嬶細(xì)

鍦╳lan_mac妯″潡涓殑init鍑芥暟涓坊鍔犲涓嬪懡浠わ細(xì)
/* Determine the assigned MAC address.        */
op_ima_obj_attr_get (my_objid, 
"Address"&my_address);

//*************************************************************************
if (my_address == AUTO_ASSIGNED)
    {
    op_ima_obj_attr_get (my_node_objid, 
"name", my_node_name);
    my_address 
= name_aoti (my_node_name);
    op_ima_obj_attr_set (my_node_objid, 
"Wireless LAN MAC Address", my_address);
    }
//*************************************************************************

/* Obtain an address handle for resolving WLAN MAC addresses.    */
oms_aa_handle = oms_aa_address_handle_get ("MAC Addresses", "Address");
鍏朵腑錛屽湪SV涓畾涔塵y_node_name涓篿nt鍨嬪彉閲忥紝鍦℉B涓畾涔堿UTO_ASSIGNED涓?2銆傝浠g爜瀹氫箟錛氬鏋滆鍑虹殑my_address涓?2錛岃鏄巑ac灞傚湴鍧浠嶆湭璁劇疆錛屽垯鍦ㄦ灝嗗叾璁劇疆涓鴻妭鐐筺ame鍊鹼紝鍚﹀垯涓嶅仛浠諱綍鍔ㄤ綔銆?br>
鍚岀悊錛屽湪鍏朵粬闇瑕佷嬌鐢╩ac灞傚湴鍧鐨勫崗璁眰涓殑鍒濆鍖栭儴鍒嗭紝娣誨姞濡備笅浠g爜錛?br>
if (my_node_addr == AUTO_ASSIGNED)
    {
    op_ima_obj_attr_get (op_topo_parent (op_id_self ()), 
"name", my_node_name);
    my_node_addr 
= name_aoti (my_node_name);
    op_ima_obj_attr_set (op_topo_parent (op_id_self ()), 
"Wireless LAN MAC Address", my_node_addr);
    }

娉ㄦ剰錛?br>1.鍦╳lan_mac_intf灞傦紝鍚屾牱闇瑕佷嬌鐢ㄥ埌mac_address錛屼絾鍙湪wait闃舵闇瑕佸璇ュ睘鎬ц繘琛岃鍐欙紝鎵浠ュ茍涓嶄細(xì)璇誨埌閿欒鐨勫鹼紝鍙互涓嶇銆?br>2.name_aoti鍑芥暟錛?br>
static int name_aoti (char *name)
    {
    
int num = 0;
    
char *tmp = name;
    
    FIN (name_aoti);
    
    
while (*tmp != '\0')
        {
        num 
= num * 10 + *tmp - '0';
        tmp
++;
        }
    
    FRET (num);
    }




榪滈 2010-01-27 10:40 鍙戣〃璇勮
]]>
瀹氫箟Wireless LAN Range (meters)浠跨湡灞炴?/title><link>http://m.shnenglu.com/amazon/archive/2010/01/26/106459.html</link><dc:creator>榪滈</dc:creator><author>榪滈</author><pubDate>Tue, 26 Jan 2010 05:41:00 GMT</pubDate><guid>http://m.shnenglu.com/amazon/archive/2010/01/26/106459.html</guid><wfw:comment>http://m.shnenglu.com/amazon/comments/106459.html</wfw:comment><comments>http://m.shnenglu.com/amazon/archive/2010/01/26/106459.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/amazon/comments/commentRss/106459.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/amazon/services/trackbacks/106459.html</trackback:ping><description><![CDATA[鍙傝冧粬浜轟唬鐮侊紝鍙戠幇鍦╳lan_mac榪涚▼妯″瀷涓殑Simulation Attributes涓畾涔変簡(jiǎn)Wireless LAN Range (meters)灞炴э紝涓嶇煡浠庝綍鑰屾潵錛屽鍥炬墍紺恒傜粡鏌ヨ瘉璇ュ睘鎬т笉瀛樺湪浜巜lan_mac榪涚▼浠g爜涓紝鐤戞潵鑷簳灞傜殑綆¢亾闃舵浠g爜銆?br><span style="FONT-FAMILY: 'Times New Roman'; FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 瀹嬩綋; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang=EN-US><img border=0 alt="" src="http://m.shnenglu.com/images/cppblog_com/amazon/Wireless_LAN_Range.jpg" width=511 height=38><br><br><font size=3>鍚庢潵鍙戠幇錛屽湪wlan_port_tx.propdel model綆¢亾闃舵鐨?span style="COLOR: red">wlan_propdel</span>紼嬪簭涓湁榪欎箞涓孌典唬鐮侊細(xì)<br> <div style="BORDER-BOTTOM: #cccccc 1px solid; BORDER-LEFT: #cccccc 1px solid; PADDING-BOTTOM: 4px; BACKGROUND-COLOR: #eeeeee; PADDING-LEFT: 4px; WIDTH: 98%; PADDING-RIGHT: 5px; FONT-SIZE: 13px; WORD-BREAK: break-all; BORDER-TOP: #cccccc 1px solid; BORDER-RIGHT: #cccccc 1px solid; PADDING-TOP: 4px"><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"> If the maximum transmission range of the station is not already set then extract    </span><span style="COLOR: #008000">*/</span><span style="COLOR: #000000"><br></span><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"> it from the user defined simulation attribute.                    </span><span style="COLOR: #008000">*/</span><span style="COLOR: #000000"><br></span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000"> (wlan_max_distance </span><span style="COLOR: #000000">==</span><span style="COLOR: #000000"> OPC_DBL_INFINITY)<br>    {<br>    </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000"> (op_ima_sim_attr_exists (</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">Wireless LAN Range (meters)</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">) </span><span style="COLOR: #000000">==</span><span style="COLOR: #000000"> OPC_TRUE)<br>        {<br>        op_ima_sim_attr_get (OPC_IMA_DOUBLE, </span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">Wireless LAN Range (meters)</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">wlan_max_distance);<br>        }<br>    }<br></span><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"> If the starting and ending propagation distance is more than the maximum transmission    </span><span style="COLOR: #008000">*/</span><span style="COLOR: #000000"><br></span><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"> range then discard the packet in the pipeline stage. This will model the physical        </span><span style="COLOR: #008000">*/</span><span style="COLOR: #000000"><br></span><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"> transmission boundary of a wireless station.                            </span><span style="COLOR: #008000">*/</span><span style="COLOR: #000000"> <br></span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000"> (end_prop_distance </span><span style="COLOR: #000000">></span><span style="COLOR: #000000"> wlan_max_distance </span><span style="COLOR: #000000">||</span><span style="COLOR: #000000"> start_prop_distance </span><span style="COLOR: #000000">></span><span style="COLOR: #000000"> wlan_max_distance)<br>    {<br>    op_td_set_int (pkptr, OPC_TDA_RA_MATCH_STATUS, OPC_TDA_RA_MATCH_IGNORE);<br>    }</span></div> <br>璇ユ浠g爜鐨勪綔鐢ㄥ湪浜庯細(xì)褰搘lan_max_distance鍙橀噺鏈叿浣撳畾涔夋椂錛屽鏋淲ireless LAN Range (meters)灞炴у湪浠跨湡灞炴т腑瀹氫箟浜?jiǎn)锛岄偅涔垶畣璇ュ睘鎬х殑鍊間綔涓烘渶澶х殑鏃犵嚎浼犺緭鍗婂緞錛岃秴榪囪浼犺緭鍗婂緞鐨勬暟鎹寘閫氶氫涪寮冦?br><br></font></span> <img src ="http://m.shnenglu.com/amazon/aggbug/106459.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/amazon/" target="_blank">榪滈</a> 2010-01-26 13:41 <a href="http://m.shnenglu.com/amazon/archive/2010/01/26/106459.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss> <a href="http://m.shnenglu.com/">青青草原综合久久大伊人导航_色综合久久天天综合_日日噜噜夜夜狠狠久久丁香五月_热久久这里只有精品</a> <div 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