Event::setTimer

(PECL event >= 1.2.6-beta)

Event::setTimer — Re-configures timer event

public Event::setTimer( EventBase $base , callable $cb , mixed $arg = ?): bool

Re-configures timer event. Note, this function doesn't invoke obsolete libevent's event_set . It calls event_assign instead.

base: The event base to associate with.
cb: The timer event callback. See Event callbacks .
arg: Custom data. If specified, it will be passed to the callback when event triggers.

成功时返回 true，或者在失败时返回 false。

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