public function getLang()
    {
        if ($this->_lang === null) {
            $this->_lang = $this->item->lang;
        }
        
        return $this->_lang;
    }
public function getLang()
    {
        if ($this->_lang === null) {
            $this->_lang = $this->item->lang;
        }
        
        return $this->_lang;
    }
public function getLang ( ) { if ( $ this -> _lang === null ) { $ this -> _lang = $ this -> item -> lang ; } return $ this -> _lang ; }
Returns the language from the childOf item.

@return string
Returns the language from the childOf item .