Answers for "class \"app\\http\\controllers\\input\" not found""

Class 'App\Http\Controllers\File' not found

// Class 'App\Http\Controllers\File' not found
use Illuminate\Support\Facades\File;

Class 'App\Http\Controllers\Input' not found

use Illuminate\Support\Facades\Input;

Class 'App\Http\Controllers\File' not found

// in laravel append the following at the top of controller
use File;