event_buffer_readevent_buffer_set_callback
(PECL libevent >= 0.0.4)
event_buffer_set_callback — Set or reset callbacks for a buffered event
Descripción
bool event_buffer_set_callback
( resource $event
, mixed $readcb
, mixed $writecb
, mixed $errorcb
[, mixed $arg
] )
Sets or changes existing callbacks for the buffered event.
Parámetros
- 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).
Valores devueltos
Devuelve TRUE en caso de éxito o FALSE en caso de error.
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event_buffer_set_callback
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