PHPRPC Code

<?php
include('../php/phprpc_client.php');
$rpc_client = new phprpc_client();
$rpc_client->use_service('server.php', true);
$rpc_client->encrypt = 2;
echo $rpc_client->Add(1, 2);
echo "<br />";
echo $rpc_client->sub(1, 2);
echo "<br />";
$n = array(1);
$rpc_client->call('inc', &$n);
echo $n[0];
echo "<br />";
$rpc_client->hello("ÄãºÃ");
echo $rpc_client->output;
echo "<br />";
// error handle
echo "<pre>";
$result = $rpc_client->mul(1, 2);
if (get_class($result) == "phprpc_error") {
    print_r($result);
}
$result = $rpc_client->add(1);
if (get_class($rpc_client->warning) == "phprpc_error") {
    print_r($rpc_client->warning);
}
$rpc_client->use_service('wrong url');
$result = $rpc_client->add(1, 2);
if (get_class($result) == "phprpc_error") {
    print_r($result);
}
echo "</pre>";
?>