<?php

    try {

        $client = new SoapClient(

            null,

            array('location' =>"http://localhost/soap_server.php",'uri'=>"http://test-uri")

        );

        echo $client->getVar();  

    } catch (SoapFault $fault){

        echo "Error: ".$fault->faultcode."<br/> String: ".$fault->faultstring;

    }  

    <?php

    $soap = new SoapServer(null,array('uri'=>"http://test-uri"));

    $soap->setClass('MyClass');

    $soap->handle();

    class MyClass {

        public $var = 'Hello';

        function getVar() {

            return xmlrpc_encode($this->var);

        }

    }

    ?>