95 lines
3.1 KiB
C++
95 lines
3.1 KiB
C++
#include "stlexam.h"
|
|
#pragma hdrstop
|
|
/***************************************************************************
|
|
*
|
|
* ostream1.cpp - ostream example
|
|
* See Class Reference Section
|
|
*
|
|
***************************************************************************
|
|
*
|
|
* (c) Copyright 1994, 1998 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.
|
|
*
|
|
**************************************************************************/
|
|
|
|
#include<iostream>
|
|
#include<sstream>
|
|
#include<iomanip>
|
|
|
|
int main ( )
|
|
{
|
|
#ifndef _RWSTD_NO_NAMESPACE
|
|
using namespace std;
|
|
#endif
|
|
|
|
float f= 3.14159123;
|
|
int i= 22;
|
|
char* s= "Why, one can hear the grass growing!";
|
|
|
|
// create a read/write stringbuf object on tiny char
|
|
// and attach it to an istringstream object
|
|
istringstream in( ios_base::in | ios_base::out );
|
|
|
|
// tie the ostream object to the istringstream object
|
|
ostream out(in.rdbuf());
|
|
|
|
out << "test beginning !" << endl;
|
|
|
|
// output i in hexadecimal
|
|
out << hex << i <<endl;
|
|
|
|
// set the field width to 10
|
|
// set the padding character to '@'
|
|
// and output i in octal
|
|
out << setw(10) << oct << setfill('@') << i << endl;
|
|
|
|
// set the precision to 2 digits after the separator
|
|
// output f
|
|
out << setprecision(3) << f << endl;
|
|
|
|
// output the 17 first characters of s
|
|
out.write(s,17);
|
|
|
|
// output a newline character
|
|
out.put('\n');
|
|
|
|
// output s
|
|
out << s << endl;
|
|
|
|
// output the all buffer to standard output
|
|
cout << in.rdbuf();
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
|