Swoole\WebSocket\Server::exist
(PECL swoole >= 1.9.0)
Swoole\WebSocket\Server::exist — Check if the file descriptor exists.
说明
public Swoole\WebSocket\Server::exist
( int
$fd
) : bool
参数
-
fd -
返回值
(PECL swoole >= 1.9.0)
Swoole\WebSocket\Server::exist — Check if the file descriptor exists.
$fd
) : bool
fd