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// Fig. 16.1: fig16_01.cpp
// Demonstrating string assignment and concatenation.
#include <iostream>
using std::cout;
using std::endl;
#include <string>
using std::string;
int main()
{
string string1( "cat" );
string string2;
string string3;
string2 = string1; // assign string1 to string2
string3.assign( string1 ); // assign string1 to string3
cout << "string1: " << string1 << "\nstring2: " << string2
<< "\nstring3: " << string3 << "\n\n";
// modify string2 and string3
string2[ 0 ] = string3[ 2 ] = 'r';
cout << "After modification of string2 and string3:\n"
<< "string1: " << string1 << "\nstring2: " << string2
<< "\nstring3: ";
// demonstrating member function at
for ( int i = 0; i < string3.length(); i++ )
cout << string3.at( i );
// declare string4 and string5
string string4( string1 + "apult" );
string string5;
// overloaded +=
string3 += "pet"; // create "carpet"
string1.append( "acomb" ); // create "catacomb"
// append subscript locations 4 through end of string1 to
// create string "comb" (string5 was initially empty)
string5.append( string1, 4, string1.length() );
cout << "\n\nAfter concatenation:\nstring1: " << string1
<< "\nstring2: " << string2 << "\nstring3: "
<< string3 << "\nstring4: " << string4
<< "\nstring5: " << string5 << endl;
return 0;
} // end main
/**************************************************************************
* (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
* Hall. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
*************************************************************************/
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