EVENT_BUFFER_SET_CALLBACK(3) 1 EVENT_BUFFER_SET_CALLBACK(3)
event_buffer_set_callback - Set or reset callbacks for a buffered event
SYNOPSIS
bool event_buffer_set_callback (resource $event, mixed $readcb, mixed $writecb, mixed $errorcb, [mixed $arg])
DESCRIPTION
Sets or changes existing callbacks for the buffered $event.
PARAMETERS
o $event
- Valid buffered event resource.
o $readcb
- Callback to invoke where there is data to read, or NULL if no callback is desired.
o $writecb
- Callback to invoke where the descriptor is ready for writing, or NULL if no callback is desired.
o $errorcb
- Callback to invoke where there is an error on the descriptor, cannot be NULL.
o $arg
- An argument that will be passed to each of the callbacks (optional).
RETURN VALUES
Returns TRUE on success or FALSE on failure.
PHP Documentation Group EVENT_BUFFER_SET_CALLBACK(3)