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2025-09-23 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >
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This article mainly introduces "how to use php to calculate the class of program running time". In daily operation, I believe that many people have doubts about how to use php to calculate the class of program running time. Xiaobian consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for everyone to answer the question of "how to use php to calculate the class of program running time". Next, please follow the editor to study!
The copy code is as follows:
Class Timer {
Private $StartTime = 0ram / start time of the program
Private $StopTime = 0ram / end time of the program
Private $TimeSpent = 0ram / it takes time for the program to run
Function start () {/ / the program starts running
$this- > StartTime = microtime ()
}
Function stop () {/ / the program ends running
$this- > StopTime = microtime ()
}
Function spent () {/ / time spent running the program
If ($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"; / / returns the difference in running time of the obtained program
}
}
}
$timer = new Timer ()
$timer- > start ()
/ /... The code in which the program runs
$timer- > stop ()
The running time of the echo program is:. $timer- > spent ()
At this point, the study of "how to use php to calculate the running time of a program" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!
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