p2-136.cpp

C++应用编程200例--------专为广大学习和使用C++语言的读者设计的

#include <iostream>
#include <string>

using namespace std;

//测试字符串(string)对象
void main()
{
    //创建string对象,并显示
    string s1;
    string s2="ABCDEFGHIJK";
    string s3=s2;
    string s4(20,'A');
    string s5(s2,3,3);
    cout<<"s1="<<s1<<endl;
    cout<<"s2="<<s2<<endl;
    cout<<"s3="<<s3<<endl;
    cout<<"s4="<<s4<<endl;
    cout<<"s5="<<s5<<endl;

    //为string对象输入数据,并显示
    cout<<"s1=";
    cin>>s1;
    cout<<"s2=";
    cin>>s2;
    cout<<"s3=";
    cin>>s3;
    cout<<"s4=";
    cin>>s4;
    cout<<"s5=";
    cin>>s5;

    cout<<"s1="<<s1<<endl;
    cout<<"s2="<<s2<<endl;
    cout<<"s3="<<s3<<endl;
    cout<<"s4="<<s4<<endl;
    cout<<"s5="<<s5<<endl;
}