HRTime
PHP Manual

The HRTime\StopWatch class

(PECL hrtime >= 0.4.3)

简介

类摘要

HRTime\StopWatch extends HRTime\PerformanceCounter {
/* 方法 */
public float getElapsedTime ([ integer $unit ] )
public float getLastElapsedTime ([ integer $unit ] )
/* 继承的方法 */
public void HRTime\PerformanceCounter::start ( void )
public void HRTime\PerformanceCounter::stop ( void )
}

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HRTime
PHP Manual