# The HRTime\PerformanceCounter class

(PECL hrtime >= 0.4.3)

## はじめに

## クラス概要

class HRTime\PerformanceCounter {
/* メソッド */
public static function getFrequency(): int
public static function getTicks(): int
public static function getTicksSince(int `$start`): int
}

## 目次

- 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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