helper.php

<?php

if (! function_exists('notice')) {
    function notice($type, $content) {
        $notices = session()->get('notice');
        if(! is_array( $notices ))
            $notices = [];

        array_push($notices, [
            'type'    => $type,
            'content' => $content
        ]);
        session()->put('notice', $notices);
    }
}