EventListener::setCallback

(PECL event >= 1.2.6-beta)

EventListener::setCallback — The setCallback purpose

说明

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

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

参数

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.

返回值

没有返回值。