EventBufferEvent::setCallbacks

(PECL event >= 1.2.6-beta)

EventBufferEvent::setCallbacksAssigns read, write and event(status) callbacks

说明

public EventBufferEvent::setCallbacks ( callable $readcb , callable $writecb , callable $eventcb , string $arg = ? ) : void

Assigns read, write and event(status) callbacks.

参数

readcb

Read event callback. See About buffer event callbacks .

writecb

Write event callback. See About buffer event callbacks .

eventcb

Status-change event callback. See About buffer event callbacks .

arg

A variable that will be passed to all the callbacks.

返回值

没有返回值。

参见

User Contributed Notes

Igor K 15-Jun-2020 03:48
Probably, $arg argument should be declared as mixed $arg = NULL, like it is in other methods. Its is useless to be just a string, since we want to pass more complex structures (array or object) and do so.