'sometimes|nullable|string|max:255', 'last_name' => 'sometimes|nullable|string|max:255', 'email' => 'sometimes|required|email|max:255|unique:users,email,' . $this->route()->parameter('user')->id, 'password' => 'sometimes|string|min:8', 'email_verified_at' => 'sometimes|nullable|date', 'role_id' => 'sometimes|nullable|exists:roles,id', ]; } }