char buffer1[6]="hello";char buffer2[6]="hello";cout<<(buffer1==buffer2?"":"not")<<"equal\n";

#include<iostream>#include<string.h>//C-串操作的头文件using namespace std;int main(){    char* s1="hello ";    char* s2="123";    char a[20];    strcpy(a,s1);                                   //复制    cout<<(strcmp(a,s1)==0?"":" not")<<"equal\n";   //比较    cout<<strcat(a,s2)<<endl;                       //连接    cout<<strrev(a)<<endl;                          //倒置    cout<<strset(a,‘c‘)<<endl;                            //设置    cout<<(strstr(s1,"ell")?"":"not ")<<"found\n";  //查找串    cout<<(strchr(s1,‘c‘)?"":"not ")<<"found\n";    //查找字符    return 0;}