PHP8中文参考手册
HRTime
The HRTime\PerformanceCounter class

The HRTime\PerformanceCounter class

(PECL hrtime >= 0.4.3)

简介

类摘要

HRTime\PerformanceCounter {

/* 方法 */

public static getFrequency ( ) : int

public static getTicks ( ) : int

public static getTicksSince ( int $start ) : int

}

Table of Contents

HRTime\PerformanceCounter::getFrequency — Timer frequency in ticks per second
HRTime\PerformanceCounter::getTicks — Current ticks from the system
HRTime\PerformanceCounter::getTicksSince — Ticks elapsed since the given value

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