BusinessWorker.php
public function tryToConnectGateway($addr)
{
……
$gateway_connection->send($gateway_data);
$gateway_connection->connect();
……
}
這兩行代碼的疑問(wèn) 是不是應(yīng)該先執(zhí)行 $gateway_connection->connect(); 再執(zhí)行 $gateway_connection->send($gateway_data);