protected function excluded(string ...$keys): Collection
    {
        return collect($keys)->mapWithKeys(function ($key) {
            return [$key => new DisallowedParameter($key)];
        });
    }
protected function excluded(string ...$keys): Collection
    {
        return collect($keys)->mapWithKeys(function ($key) {
            return [$key => new DisallowedParameter($key)];
        });
    }
protected function excluded ( string ... $ keys ) : Collection { return collect ( $ keys ) -> mapWithKeys ( function ( $ key ) { return [ $ key => new DisallowedParameter ( $ key ) ] ; } ) ; }
Get rules to disallow the provided keys.

@param string ...$keys
@return Collection
Get rules to disallow the provided keys .