response redirect external

    $this->response->redirect("http://en.wikipedia.org", NULL);
    $this->response->redirect("http://en.wikipedia.org", true);

are the same? they both go to wikipedia and I don't see server error (safe build).



1.4k
$this->response->redirect("http://en.wikipedia.org", NULL);
$this->response->redirect("en.wikipedia.org", true);