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event_buffer_set_callback

(PECL libevent >= 0.0.4)

event_buffer_set_callback — Set or reset callbacks for a buffered event

bool event_buffer_set_callback ( resource $event , mixed $readcb , mixed $writecb , mixed $errorcb [, mixed $arg ] )

Sets or changes existing callbacks for the buffered event.

event -

Valid buffered event resource.

readcb -

Callback to invoke where there is data to read, or NULL if no callback is desired.

writecb -

Callback to invoke where the descriptor is ready for writing, or NULL if no callback is desired.

errorcb -

Callback to invoke where there is an error on the descriptor, cannot be NULL.

arg -

An argument that will be passed to each of the callbacks (optional).

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.