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Swoole\WebSocket\Server::on »
« Swoole\WebSocket\Server
PHP 手册
函数参考
其它基本扩展
Swoole
Swoole\WebSocket\Server
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