container-string-拼接
2019-08-29 本文已影响0人
人不知QAQ
#include<iostream>
using namespace std;
#include <string>
void test01()
{
string str1;//默认构造
str1 = "我";
str1 += "爱玩游戏";
cout << str1 << endl;
str1 += ':';
cout << str1 << endl;
string str2;
str2 = "lol DNF";
str1 += str2;
cout << str1 << endl;
string str3 = "I";
str3.append("love");
cout << "str3=" << str3 << endl;
str3.append("game aaa", 4);
cout << "str3=" << str3 << endl;
str3.append(str2, 4, 3);//dnf
cout << "str3=" << str3 << endl;
}
int main()
{
test01();
system("pause");
return 0;
}
运行：
