Fatal error: Uncaught TypeError: explode(): Argument #2 ($string) must be of type string, array given in /home/mushrooms/public_html/controller/comparisonController.php:36 Stack trace: #0 /home/mushrooms/public_html/controller/comparisonController.php(36): explode(',', Array) #1 /home/mushrooms/public_html/application/router.class.php(76): comparisonController->index() #2 /home/mushrooms/public_html/index.php(40): router->loader() #3 {main} thrown in /home/mushrooms/public_html/controller/comparisonController.php on line 36