Append subscript locations 4 through the end of one string to create another string : string append « string « C++ Tutorial

1. C++ Tutorial
2. string
3. string append

#include <iostream>
#include <string>
using namespace std;

int main()
{
   string s1( "cat" ), s5;

   s5 = "this is a test";
   s5.append( s1, 4, s1.size() );
   
   return 0;
}