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list.cpp
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C/C++ Source or Header
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1998-02-09
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4KB
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118 lines
#include "stlexam.h"
#pragma hdrstop
/**************************************************************************
*
* list.cpp - Example program of list class. See Class Reference Section
*
* $Id: list.cpp,v 1.14 1996/08/28 01:17:16 smithey Exp $
*
***************************************************************************
*
* (c) Copyright 1994, 1995 Rogue Wave Software, Inc.
* ALL RIGHTS RESERVED *
* The software and information contained herein are proprietary to, and
* comprise valuable trade secrets of, Rogue Wave Software, Inc., which
* intends to preserve as trade secrets such software and information.
* This software is furnished pursuant to a written license agreement and
* may be used, copied, transmitted, and stored only in accordance with
* the terms of such license and with the inclusion of the above copyright
* notice. This software and information or any other copies thereof may
* not be provided or otherwise made available to any other person.
*
* Notwithstanding any other lease or license that may pertain to, or
* accompany the delivery of, this computer software and information, the
* rights of the Government regarding its use, reproduction and disclosure
* are as set forth in Section 52.227-19 of the FARS Computer
* Software-Restricted Rights clause.
*
* Use, duplication, or disclosure by the Government is subject to
* restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in
* Technical Data and Computer Software clause at DFARS 252.227-7013.
* Contractor/Manufacturer is Rogue Wave Software, Inc.,
* P.O. Box 2328, Corvallis, Oregon 97339.
*
* This computer software and information is distributed with "restricted
* rights." Use, duplication or disclosure is subject to restrictions as
* set forth in NASA FAR SUP 18-52.227-79 (April 1985) "Commercial
* Computer Software-Restricted Rights (April 1985)." If the Clause at
* 18-52.227-74 "Rights in Data General" is specified in the contract,
* then the "Alternate III" clause applies.
*
**************************************************************************/
#ifndef _RWSTD_HEADER_REQUIRES_HPP
#include <list>
#include <string>
#else
#include <list.hpp>
#include <string.hpp>
#endif
#ifdef _RW_STD_IOSTREAM
#include <iostream>
#else
#include <iostream.h>
#endif
#ifndef _RWSTD_NO_NAMESPACE
using namespace std;
#endif
//
// Print out a list of strings.
//
ostream& operator<< (ostream& out, const list<string,allocator<string> >& l)
{
copy(l.begin(), l.end(),
ostream_iterator<string,char,char_traits<char> >(out," "));
return out;
}
int main ()
{
//
// Create a list of critters.
//
list<string,allocator<string> > critters;
int i;
//
// Insert several critters.
//
critters.insert(critters.begin(),"antelope");
critters.insert(critters.begin(),"bear");
critters.insert(critters.begin(),"cat");
//
// Print out the list.
//
cout << critters << endl;
//
// Change cat to cougar.
//
*find(critters.begin(),critters.end(),"cat") = "cougar";
cout << critters << endl;
//
// Put a zebra at the beginning, an ocelot ahead of antelope,
// and a rat at the end.
//
critters.push_front("zebra");
critters.insert(find(critters.begin(),critters.end(),"antelope"),"ocelot");
critters.push_back("rat");
cout << critters << endl;
//
// Sort the list (Use list's sort function since the
// generic algorithm requires a random access iterator
// and list only provides bidirectional)
//
critters.sort();
cout << critters << endl;
//
// Now let's erase half of the critters.
//
int half = critters.size() / 2;
for (i = 0; i < half; ++i)
critters.erase(critters.begin());
cout << critters << endl;
return 0;
}