注釋:
1.字符串比較函數(shù)方法:依次對(duì)字符串1和字符串2對(duì)應(yīng)位置上的字符逐對(duì)進(jìn)行比較.當(dāng)?shù)谝粚?duì)就出現(xiàn)不相同的字符時(shí),就一這兩個(gè)字符的ASKII碼值進(jìn)行比較,以這兩個(gè)字符的比較結(jié)果作為字符串比較的結(jié)果.比較結(jié)果作為函數(shù)的返回值;若字符串1等于字符串2,則返回值為0.若1>2則返回兩個(gè)字符的ACKII碼值之差(正數(shù)),若1<2則返回兩個(gè)字符的ACKII碼值之差(負(fù)數(shù))
2.字符串復(fù)制函數(shù)連同空字符一起復(fù)制
#include<iostream>
#include<string.h>
using namespace std;
int main()
{
char str[5][10]={"Book","Basic","Boolen","Babble","Bascket"};
char st[10];
int i;
strcpy(st,str[0]);
for(i=1;i<5;i++)
{
if(strcmp(st,str[i])>0)
{
strcpy(st,str[i]);
}
}
cout<<st;
return 0;
}