EventListener::setCallback

(PECL event >= 1.2.6-beta)

EventListener::setCallback — The setCallback purpose

説明

publicEventListener::setCallback(callable$cb, mixed$arg = null): void

Adjust event connect listener's callback and optionally the callback argument.

パラメータ

cb

The new callback for new connections. Ignored if null.

Should match the following prototype:

callback(
    EventListener$listener = null,
    mixed$fd = null,
    array$address = null,
    mixed$arg = null
): void

listener: The EventListener object.
fd: The file descriptor or a resource associated with the listener.
address: Array of two elements: IP address and the server port.
arg: User custom data attached to the callback.

arg

Custom user data attached to the callback. Ignored if null.

戻り値

値を返しません。