HRTime\PerformanceCounter::getElapsedTicks
HRTime\PerformanceCounter::getLastElapsedTicks
HRTime\PerformanceCounter
PHP Manual

# HRTime\PerformanceCounter::getFrequency

(PECL hrtime >= 0.4.3)

HRTime\PerformanceCounter::getFrequency — Timer frequency in ticks per second

### Description

public int HRTime\PerformanceCounter::getFrequency ( void )

Returns the timer frequency in ticks per second. This value is constant after the system start on almost any operating system.

### Parameters

This function has no parameters.

### Return Values

Returns integer indicating the timer frequency.

HRTime\PerformanceCounter::getElapsedTicks
HRTime\PerformanceCounter::getLastElapsedTicks
HRTime\PerformanceCounter
PHP Manual