#include <iostream>
using std::cout;
using std::endl;
#include <string>
using std::string;
int main()
{
string string1( "cat" );
string string2;
string string3;
string2 = string1;
string3.assign( string1 );
cout << "string1: " << string1 << "\nstring2: " << string2
<< "\nstring3: " << string3 << "\n\n";
// overloaded +=
string3 += "pet";
string1.append( "acomb" );
cout << "string1: " << string1 << "\nstring2: " << string2
<< "\nstring3: " << string3 << "\n\n";
return 0;
}
string1: cat
string2: cat
string3: cat
string1: catacomb
string2: cat
string3: catpet