more on String Class and available methods
This video tutorial explains more about the string and and available functions in c++.
source code for this tutorial
#include <iostream>
using namespace std;
int main()
{
string data("learning lad");
cout << data <<endl;
data.append(" rocks");
cout << data <<endl;
cout << data.size()<<endl;
data.insert(0,"The ");
cout << data <<endl;
cout << data.substr(4)<<endl;
data.erase(1,4);
cout << data <<endl;
return 0;
}