sttest.cpp

这是一个简单的时间计算类,我在写程序时经常用到,所以也想到大家也可能用到,

/**********************************************************************************
*                                                                                 *
*  Copyright (c) 2003 - 2004 by Royal. All rights reserved.                       *
*                                                                                 *
*  Permission to use, copy, modify, and distribute this software for any purpose  *
*  is hereby granted without fee, provided that this copyright and permissions    *
*  notice appear in all copies and derivatives, and that no charge may be made    *
*  for the software and its documentation except to cover cost of distribution.   *
*                                                                                 *
*  This software is provided "as is" without express or implied warranty.         *
*                                                                                 *
**********************************************************************************/

/*
*  Description:
*
*    A example of class SimpleTimer.
*
*  History:
*
*    Initial version created by Royal, May, 2004.
*
*  Notes:
*
*    This code has been written to conform to standard C++ and STL. It has been
*    compiled successfully using GNU C++ 3.2, Borland C++ 5.5, and Visual C++ 7.0.
*/

#include "simple_timer.h"
#include <iostream>

using namespace std;

void consume_time()
{
   for (int i = 0; i != 10000000; i++); 
}

int main()
{
    SimpleTimer st;
    consume_time();
    cout << st << endl;   

    consume_time();
    cout << st << endl;
   
    st.reset();
    consume_time();
    cout << st << endl;
}