where route param in laravel code example

Example: delete route method in laravel

<form method="POST" action="{{ route('route.name', [ 'id'=> $item->id ]) }}">
              @csrf
              <input type="hidden" name="_method" value="DELETE">
              <button type="submit" class="btn btn-danger btn-icon">
                <i data-feather="delete"></i>
              </button>
            </form>