how to show 404 page in laravel code example

Example 1: 404 page in laravel

//step 1 ) create the errors/404.blade.php in view.

// step 2 ) go to Handler.php and replace the render function to belwo function.
  public function render($request, Throwable $exception)
    {
        if ($exception instanceof AccessDeniedHttpException) {
            return response(view('errors.404'), 404);
        }
        return parent::render($request, $exception);
    }

Example 2: show 500 or 404 page in laravel

public function render($request, Exception $e)
{

    // 404 page when a model is not found
    if ($e instanceof ModelNotFoundException) {
        return response()->view('errors.404', [], 404);
    }

    if ($this->isHttpException($e)) {
        return $this->renderHttpException($e);
    } else {
        // Custom error 500 view on production
        if (app()->environment() == 'production') {
            return response()->view('errors.500', [], 500);
        }
        return parent::render($request, $e);
    }

}

Example 3: how to set 404 page in laravel

/**
 * Render an exception into an HTTP response.
 *
 * @param  \Illuminate\Http\Request  $request
 * @param  \Exception  $exception
 * @return \Illuminate\Http\Response
 */
public function render($request, Exception $exception)
{
    if ($this->isHttpException($exception)) {
        if ($exception->getStatusCode() == 404) {
            return response()->view('errors.' . '404', [], 404);
        }
    }
 
    return parent::render($request, $exception);
}