string.replace() : string replace « string « C++ Tutorial

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

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

int main()
{
  string str1("String handling C++ style.");
  string str2("STL Power");

  cout << "Initial strings:\n";
  cout << "str1: " << str1 << endl;
  cout << "str2: " << str2 << "\n\n";

  // demonstrate replace 
  cout << "Replace 8 characters in str1 with str2:\n";
  str1.replace(7, 8, str2);
  cout << str1 << endl;

  return 0;
}

Initial strings:
str1: String handling C++ style.
str2: STL Power

Replace 8 characters in str1 with str2:
String STL Power C++ style.