一个不错的计时器类

 1 /* 
2 * Timer Class
3 * By Danny Battison
4 * gabehabe@hotmail.com
5 */
6
7 #include <ctime>
8
9 class CTimer
10 {
11 public: // everything is public for ease of access
12 // begin/end variables
13 clock_t begin;
14 clock_t end;
15
16 // variable declarations used for time calculation
17 double elapTicks;
18 double elapMilli, elapSeconds, elapMinutes;
19
20 // constructor
21 CTimer () {}
22 //call myTimer.begin () to begin the timer
23 void start()
24 {
25 this->begin = clock () * CLK_TCK;
26 }
27 // call myTimer.stop () to stop the timer
28 void stop ()
29 {
30 this->end = clock () * CLK_TCK; getTimes ();
31 }
32
33 // call getTimes
34 void getTimes ()
35 {
36 // variable definitions on to calculate time taken
37 this->elapTicks = this->end - this->begin; // stop the timer, and calculete the time taken
38 this->elapMilli = this->elapTicks/1000; //milliseconds from Begin to End
39 this->elapSeconds = this->elapMilli/1000; //seconds from Begin to End
40 this->elapMinutes = this->elapSeconds/60; //minutes from Begin to End
41 }
42 };
原文地址:https://www.cnblogs.com/JohnShao/p/2151468.html