STL Sample for the string::operator>> Function

Last reviewed: October 9, 1997
Article ID: Q158204

The information in this article applies to:

The Standard C++ Library included with: - Microsoft Visual C++, 32-bit Edition, version 4.2

SUMMARY

The sample code below illustrates how to use the string::operator>> STL function in Visual C++.

MORE INFORMATION

Required Header

   <string>

Prototype

   template<class E, class TYPE, class A> inline
   basic_istream<E, TYPE>&
   operator>>(basic_istream<E, TYPE>& InStream,
              basic_string<E, TYPE, A>& String);

NOTE: The class/parameter names in the prototype may not match the version in the header file. Some have been modified to improve readability.

Description

The operator>> is used to populate a string with the contents of an input stream.

Sample Code

//////////////////////////////////////////////////////////////////////
//
// Compile options needed: /GX
//
// StringExtract.cpp : Illustrates how to use the operator>> to extract
//                     a string from an input stream, populating a string
//                     variable with the contents.
//
// Functions:
//
//    operator>>  Extracts a string from an input stream.
//
// Written by Derek Jamison
// of Microsoft Product Support Services,
// Copyright (c) 1996 Microsoft Corporation. All rights reserved.
//////////////////////////////////////////////////////////////////////

#pragma warning(disable:4786)

#include <string>
#include <iostream>

void main()

{

    string s1;
    cout << "Enter a word: ";
    cin >> s1;
    cout << endl << "You entered: " << s1;

}

Program Output is:

Enter a word: Sample

You entered: Sample

REFERENCES

Visual C++ Books On Line: Visual C++ Books:C/C++:Standard C++ Library Reference.

Additional query words: STL STLSample operator>>
Keywords : STLIss kbcode
Version : WINNT:4.2;
Platform : NT WINDOWS
Issue type : kbhowto

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Last reviewed: October 9, 1997
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