soap response

[sudha]

Hi,

    Iam new to web services. Iam trying to do a small sample webservice using php. everything goes fine but iam not gettting the response from the server.

here is my client script and server script.

client.php
----------
<?php
    require_once('lib/nusoap.php');
    $wsdl="http://localhost/soapserver/server.php?wsdl";
    $client=new nusoap_client($wsdl);
   
    $param=array(
            'amount'=>'15.00',
            );
   
        
    $result = $client->call('calculate', $param);

    /* Begin debug */
   
    if(!$err = $client->getError())
        print_r($result);
    else

        echo "Error: ". $err."<br>";

    echo ' Request : <xmp>'. $client->request . '</xmp>';
    echo 'Response : <xmp>'.$client->response . '</xmp>';
   
    /* End debug */
?>

AND HERE is my server.php
---------------------------

<?

    require_once("lib/nusoap.php");

    $ns="http://localhost/soapclient";
   
    $server = new soap_server();
   
    $server->configureWSDL('calculator',$ns);
    $server->wsdl->schemaTargetNamespace=$ns;
   
    $server->register('calculate',
                array('amount' => 'xsd:string'),
                array('return' => 'xsd:string'),
            $ns);
   
   
    function calculate($amount)
    {
        $taxcalc=$amount*15;
        return new soapval('return','xsd:string',$taxcalc);
   
    }
    $server->service($HTTP_RAW_POST_DATA);
?>

CAN anyone HELP me.