#include <iostream>
//引入C++標準函式庫<string>
#include <string>
#include <stdlib.h>
using namespace std;
int main(void) {
//C++的字串
string str1="Wel";
string str3="me";
string str4;
//C的字串
char *str2="co";
//使用+,=運算子做C++字串連結,str4結果產生Welcome
str4= str1.append(str2 + str3);
cout << "str4=" << str4 << endl;
return 0;
}
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