laravel 7 validate return with error code example

Example 1: laravel validate integer between

'item' => 'required|integer|between:1,10',

Example 2: if any error in blade laravel

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

Example 3: laravel validation

Validator::extend('foo', 'FooValidator@validate');