Use of undefined constant active - assumed 'active' (this will throw an Error in a future version of PHP)

<li class="text-center mt-1 small_menu_border"><a href="{{route('user.my-packages')}}"> <i class="fas fa-cubes text-white small_menu_icon_size"></i><span class="text-white small_menu_font_size {{Request::segment(2)=='my-packages'? active : ''}}"><br>My Packages</span></a></li>

When I write this so there is errorr

Use of undefined constant active - assumed 'active' (this will throw an Error in a future version of PHP) (View: C:\xampp\htdocs\sp\resources\views\layouts\user-main.blade.php)