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    HRTime\PerformanceCounter::getFrequency

    (PECL hrtime >= 0.4.3)

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

    说明

    public static HRTime\PerformanceCounter::getFrequency(): int

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

    参数

    此函数没有参数。

    返回值

    Returns int indicating the timer frequency.

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