83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/***************************************************************************
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*
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* strstream.cpp - strstream example.
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*
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* $Id: strstream.cpp 587911 2007-10-24 15:46:48Z faridz $
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*
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***************************************************************************
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*
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* Copyright 1994-2006 Rogue Wave Software.
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*
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**************************************************************************/
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#include <iostream> // for cout, ends
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#include <strstream> // for sstream
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#include <examples.h>
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int main ()
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{
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// create a bi-directional strstream object
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std::strstream inout;
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// write three complete lines of text to the stream
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inout << " Dieses ist die Geschichte eines Mannes.\n"
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<< " C'est l'histoire d'un homme.\n"
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<< " This is the story of a man.\n"
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<< std::ends;
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char line [80];
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// output the entire contents of the stream object to stdout
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std::cout << "Full text, " << inout.pcount ()
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<< " characters:\n" << inout.str ();
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// unfreeze the streambuf so it cleans up its allocated memory
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inout.freeze (false);
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// keep track of the number of characters extracted by getline
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int gcount = 0;
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// extract lines from the stream, one at a time
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for (int i = 1; inout.getline (line, sizeof line); ++i) {
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// increment the number of extracted characters
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gcount += inout.gcount ();
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// write out the line number and its length
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std::cout << "\nLine " << i << ", " << inout.gcount ();
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if ('\0' == *line) {
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// incomplete line (missing newline character)
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std::cout << " character (no newline):\n"
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<< " '\\0'\n";
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}
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else {
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// output the line to stdout
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std::cout << " characters:\n" << line;
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}
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}
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// write out the total number of extracted characters
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std::cout << "\nExtracted " << gcount << " characters.\n";
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return 0;
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}
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