public function __isset($name)
    {
        $isset = false;
        if (!empty($name)) {
            $isset = array_key_exists($name, $this->arguments);
        }
        return $isset;
    }
public function __isset($name)
    {
        $isset = false;
        if (!empty($name)) {
            $isset = array_key_exists($name, $this->arguments);
        }
        return $isset;
    }
public function __isset ( $ name ) { $ isset = false ; if ( ! empty ( $ name ) ) { $ isset = array_key_exists ( $ name , $ this -> arguments ) ; } return $ isset ; }
See if an argument or member variable isset for this request.

@param string $name The name of the argument or member variable.

@return bool TRUE if the argument or variable exists, FALSE otherwise.
See if an argument or member variable isset for this request .