(PECL ev >= 0.2.0)
EvLoop::io — Create EvIo watcher object associated with the current event loop instance
$fd
,
int
$events
,
callable
$callback
[,
mixed
$data
= NULL
[,
int
$priority
= 0
]] )Create EvIo watcher object associated with the current event loop instance.
All parameters have the same meaning as for EvIo::__construct()
Returns EvIo object on success.