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    EvWatcher::setCallback

    (PECL ev >= 0.2.0)

    EvWatcher::setCallback — Sets new callback for the watcher

    说明

    public EvWatcher::setCallback( callable $callback ): void

    Sets new callback for the watcher

    参数

    callback

    See Watcher callbacks .

    返回值

    没有返回值。

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