request.php

<?php

class Request
{
    static function getVar($name, $type = false){

        $types = array( "bool","int","float", "string", "array", "object", "null" );

        if (isset ($_REQUEST[$name])) {

            $param = $_REQUEST[$name];

            if ( in_array($type, $types)) {
                settype($param, $type);
            }

            return $param;

        } else {

            return null;

        }
    }

    static function isPost (){
        return ($_SERVER['REQUEST_METHOD'] == 'POST')? true: false;
    }

    static function isGet (){
        return ($_SERVER['REQUEST_METHOD'] == 'GET')? true: false;
    }

}