examples/manual/string.cpp

/**************************************************************************
 *
 * string.cpp - Example program of string.
 *
 * $Id: //stdlib/dev/examples/stdlib/manual/string.cpp#10 $
 *
 ***************************************************************************
 *
 * Copyright (c) 1994-2005 Quovadx,  Inc., acting through its  Rogue Wave
 * Software division. Licensed under the Apache License, Version 2.0 (the
 * "License");  you may  not use this file except  in compliance with the
 * License.    You    may   obtain   a   copy   of    the   License    at
 * http://www.apache.org/licenses/LICENSE-2.0.    Unless   required    by
 * applicable law  or agreed to  in writing,  software  distributed under
 * the License is distributed on an "AS IS" BASIS,  WITHOUT WARRANTIES OR
 * CONDITIONS OF  ANY KIND, either  express or implied.  See  the License
 * for the specific language governing permissions  and limitations under
 * the License.
 * 
 **************************************************************************/

#include <iostream>   // for cout, endl
#include <string>     // for string

#include <examples.h>


int main ()
{
    std::string test;

    // Type in a string over five characters long.
    while (test.empty() ||  test.size() < 5) {
        std::cout << "Type a string between 5 and 100 characters long. \n";
        std::cin >> test;
    }

    // Try operator[] access.
    std::cout << "Changing the third character from "
              << test[2] << " to * \n";
    test [2] = '*';

    std::cout << "now its: " << test << "\n\n";

    // Try the insertion member function.
    test.insert (test.size() / 2, "(the middle is here!)");
    std::cout << "Identifying the middle: " << test << "\n\n";

    // Try replacement.
    test.replace (test.find ("middle", 0), 6, "center");
    std::cout << "I didn't like the word 'middle', so instead, I'll say: \n"
              << test << std::endl; 

    return 0;
}