<?php
$client = new Yar_Client("http://api.example.com/operator.php");
$client->setOpt(YAR_OPT_TIMEOUT, 1000);
var_dump($client->getOpt(YAR_OPT_TIMEOUT));
var_dump($client->getOpt(YAR_OPT_PACKAGER));
?>
The above example will output
something similar to: