echo "Error: " . $e->getMessage();
        exit;
    }
}
// NOTE: DATA ITEM 'DECLARATIONS'
// new data items needed must be given a variable name
// and added to this list of variables. The php variable name should
// match the POST name
$resultObj = array();
$resultStr = "";
$debuglog = "";
$department = isset($_POST["department"]) ? $_POST["department"] : "";
$transtype = isset($_POST["transtype"]) ? $_POST["transtype"] : "";
$symbol = isset($_POST["symbol"]) ? $_POST["symbol"] : "";
$shares = isset($_POST["shares"]) ? $_POST["shares"] : "";
$limitprice = isset($_POST["limitprice"]) ? $_POST["limitprice"] : "";
$orderid = isset($_POST["orderid"]) ? $_POST["orderid"] : "";
$username = isset($_POST["username"]) ? $_POST["username"] : "";
$password = isset($_POST["password"]) ? $_POST["password"] : "";
$currentcash = isset($_POST["currentcash"]) ? $_POST["currentcash"] : "";
// END of variable declaration list
// $transtype holds the name of the behavior you would like to call
// NOTE: DATA ITEM ACTUAL PARAMETERS
// variables for new data items must be added to the end of the list of
// actual parameters passed to callService below
if (strlen($transtype) > 0) {
    $resultStr = callService($debuglog, $department, $transtype, $symbol, $shares, $limitprice, $orderid, $username, $password, $currentcash);
    // END of parameters passed to callService
    $resultObj = json_decode($resultStr);
    //null if error
}
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Teste de WebService Sistema Aula - Função: </title>
</head>
<body>

<?php 
require '../lib/clientewebservice.php';
require '../config.php';
// grupo de informações solicitadas para execução do serviço
$action = "sistemaaula_grade_get_final_grade_by_user_id_and_course_id";
$courserid = 2;
// atualize com o codigo do seu curso
$userid = 3;
// atualize com o codigo do usuário
$param = array($userid, $courserid);
$resp = callService($host, $install, $token, $action, $param);
print_r($resp);
?>
</body>
</html>