how to get the url parameter in blade laravel

1request('variable')

1url('path') . '?' . http_build_query(['param1' => 'value', 'param2' => 'value']);
2

1Route::get('/posts/{post}/comments/{comment}', function ($postId, $commentId) {
2    return view('name of the view')->with('postId',$postId);
3});