class testAction extends Action {
public function index(){
$fp = stream_socket_client("tcp://118.8.3.0:23", $errno, $errstr, 30);
dump($fp);
}
速度非常快
如何判断某个服务的某个端口是否正常或是打开
阅读 29
2022-11-21
class testAction extends Action {
public function index(){
$fp = stream_socket_client("tcp://118.8.3.0:23", $errno, $errstr, 30);
dump($fp);
}
速度非常快
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