public function back()
    {
        do {
            $request = $this->history->back();
        } while (\array_key_exists(serialize($request), $this->redirects));

        return $this->requestFromRequest($request, false);
    }
public function back()
    {
        do {
            $request = $this->history->back();
        } while (\array_key_exists(serialize($request), $this->redirects));

        return $this->requestFromRequest($request, false);
    }
public function back ( ) { do { $ request = $ this -> history -> back ( ) ; } while ( \ array_key_exists ( serialize ( $ request ) , $ this -> redirects ) ) ; return $ this -> requestFromRequest ( $ request , false ) ; }
Goes back in the browser history.

@return Crawler
Goes back in the browser history .