command for add request file for validate input in laravel code example

Example 1: validate laravel

$validatedData = $request->validate([
    'title' => ['required', 'unique:posts', 'max:255'],
    'body' => ['required'],
]);

Example 2: laravel return validation errors

@if($errors->any())
   @foreach ($errors->all() as $error)
      <div>{{ $error }}</div>
  @endforeach
@endif