Bind url date format Ymd

RouteServiceProvider.php

<?php

namespace App\Providers;

use Carbon\Carbon;
use Illuminate\Cache\RateLimiting\Limit;
use Illuminate\Foundation\Support\Providers\RouteServiceProvider as ServiceProvider;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\RateLimiter;
use Illuminate\Support\Facades\Route;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

class RouteServiceProvider extends ServiceProvider
{
    public function boot()
    {
        $this->bind('dateof', function ($dateof) {
            $carbon_date = Carbon::createFromFormat('Ymd', $dateof);
            if ($carbon_date->format('Ymd') === $dateof) {
                return $carbon_date;
            }
            throw new NotFoundHttpException();
        });
    }
}