| protected isAddressTaken ( string $address ) : boolean | ||
| $address | string | server address |
| return | boolean | if address is already in use |
protected function isAddressTaken($address)
{
list($hostname, $port) = explode(':', $address);
$fp = @fsockopen($hostname, $port, $errno, $errstr, 3);
if ($fp === false) {
return false;
}
fclose($fp);
return true;
}