EvIo::__construct
(PECL ev >= 0.2.0)
EvIo::__construct — Constructs EvIo watcher object
说明
public
EvIo::__construct (
mixed
$fd
,
int $events
,
callable $callback
[,
mixed $data
[,
int $priority
]] )
Constructs EvIo watcher object and starts the watcher automatically.
参数
-
fd
-
Can be a stream opened with fopen() or similar functions, numeric file descriptor, or socket.
-
events
-
Ev::READ
and/orEv::WRITE
. See the bit masks . -
callback
-
See Watcher callbacks .
-
data
-
Custom data associated with the watcher.
-
priority
返回值
Returns EvIo object on success.
参见
- EvIo::createStopped() - Create stopped EvIo watcher object
- EvLoop::io() - Create EvIo watcher object associated with the current event loop instance