Poll Method
Checks whether there is any inbound data readily available.
Object Oriented Interface
public function doPoll($milliseconds);
Procedural Interface
secureblackbox_sshclient_do_poll($res, $milliseconds);
Remarks
Use this method to check whether there is any incoming data available in the connection. If this method returns true, you can read the data with Receive or ReceiveBytes calls.
Use the Milliseconds parameter to tell the component how long it can wait for the data to arrive.