黃彥綺

1. #include<iostream>
   
2. #include<cstdlib>
   
3. #include<string>
   
4. using namespace std;
   
5. int main()
   
6. {
   
7.     string str="0123456789";
   
8.     cout<<str.substr(5)<<endl;
   
9.     cout<<str.substr(2)<<endl;
   
10.     cout<<str.substr(3, 3)<<endl;
    
11.     cout<<str.substr(7, 1)<<endl;
    
12.     system("pause");
    
13.     return 0;
    
14. }

複製代碼