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istbufit.cpp
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1998-02-09
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90 lines
#include "stlexam.h"
#pragma hdrstop
/***************************************************************************
*
* istreambuf_iterator.cpp - istreambuf_iterator example
*
* $Id: istreambuf_iterator.cpp,v 1.4 1996/09/29 23:25:43 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.
*
**************************************************************************/
//
// stdlib/examples/manual/istreambuf_iterator.cpp
//
#include<iostream>
#include<fstream>
#ifndef _RWSTD_NO_NAMESPACE
using namespace std;
#endif
int main ( )
{
// open the file is_iter.out for reading and writing
ofstream out("is_iter.out", ios_base::out | ios_base::in );
// output the example sentence into the file
out << "Ceci est un simple example pour demontrer le" << endl;
out << "fonctionement de istreambuf_iterator";
// seek to the beginning of the file
out.seekp(0);
// construct an istreambuf_iterator pointing to
// the ofstream object underlying streambuffer
istreambuf_iterator<char,char_traits<char> > iter(out.rdbuf());
// construct an end of stream iterator
istreambuf_iterator<char,char_traits<char> > end_of_stream_iterator;
cout << endl;
// output the content of the file
while( !iter.equal(end_of_stream_iterator) )
// use both operator++ and operator*
cout << *iter++;
cout << endl;
return 0;
}