protected function _cleanAttrs(array $attrs = array())
    {
        foreach ($attrs as $key => $val) {
            if (Arr::in($key, $this->_disallowAttr)) {
                unset($attrs[$key]);
            }
        }

        return $attrs;
    }
protected function _cleanAttrs(array $attrs = array())
    {
        foreach ($attrs as $key => $val) {
            if (Arr::in($key, $this->_disallowAttr)) {
                unset($attrs[$key]);
            }
        }

        return $attrs;
    }
protected function _cleanAttrs ( array $ attrs = array ( ) ) { foreach ( $ attrs as $ key => $ val ) { if ( Arr :: in ( $ key , $ this -> _disallowAttr ) ) { unset ( $ attrs [ $ key ] ) ; } } return $ attrs ; }
Remove disallow attributes.

@param array $attrs
@return array
@SuppressWarnings("unused")
Remove disallow attributes .