public function dump($filename = false)
    {
        if (!$filename) {
            echo $this->toXML();
            return true;
        } else {
            return file_put_contents($filename, $this->toXML());
        }
    }
public function dump($filename = false)
    {
        if (!$filename) {
            echo $this->toXML();
            return true;
        } else {
            return file_put_contents($filename, $this->toXML());
        }
    }
public function dump ( $ filename = false ) { if ( ! $ filename ) { echo $ this -> toXML ( ) ; return true ; } else { return file_put_contents ( $ filename , $ this -> toXML ( ) ) ; } }
Echo the WSDL as XML

@return boolean
Echo the WSDL as XML