public function previousElementSibling()
    {
        $p = $this->_prev();
        return $p ? new self($this->doc, $p) : null;
    }
public function previousElementSibling()
    {
        $p = $this->_prev();
        return $p ? new self($this->doc, $p) : null;
    }
public function previousElementSibling ( ) { $ p = $ this -> _prev ( ) ; return $ p ? new self ( $ this -> doc , $ p ) : null ; }
Get previous element siblings for each of the elements of this collection

@return hQuery_Element previousElementSibling
Get previous element siblings for each of the elements of this collection