public function render($isLoggedIn = false, $html, DateTimeView $dtv, NavigationView $navigationView) { echo '<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Login Example</title> </head> <body> <h1>Assignment 2</h1> ' . $navigationView->render($isLoggedIn) . $this->renderIsLoggedIn($isLoggedIn) . ' <div class="container"> ' . $html . ' ' . $dtv->show() . ' </div> </body> </html> '; }