A php class that calculates program running time
Release： 2016-07-25 09:03:29
Original
1233 people have browsed it
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- /**
- * Calculate program running time
- * filename: js_runtime.php
- */
- class Timer {
- private $StartTime = 0;//Program running start time
- private $StopTime = 0;//Program running end time
- private $TimeSpent = 0;//It takes time for the program to run
- function start(){//The program starts to run
- $this->StartTime = microtime();
- }
- function stop(){//The program ends to run
- $this ->StopTime = microtime();
- }
- function spent(){//The time it takes for the program to run
- if ($this->TimeSpent) {
- return $this->TimeSpent;
- } else {
- list ($StartMicro, $StartSecond) = explode(" ", $this->StartTime);
- list($StopMicro, $StopSecond) = explode(" ", $this->StopTime);
- $start = doubleval( $StartMicro) + $StartSecond;
- $stop = doubleval($StopMicro) + $StopSecond;
- $this->TimeSpent = $stop - $start;
- return substr($this->TimeSpent,0,8). "Seconds";//Return the obtained program running time difference
- }
- }
- }
- $timer = new Timer();
- $timer->start();
- //...The program running code
- $ timer->stop();
- echo "The program running time is:".$timer->spent();
- ?>
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