상속: extends Illuminate\Foundation\Http\FormRequest
 /**
  * Update the specified resource in storage.
  *
  * @param \Mage2\User\Requests\Admin\AdminUserRequest $request
  * @param int $id
  *
  * @return \Illuminate\Http\Response
  */
 public function update(AdminUserRequest $request, $id)
 {
     $user = AdminUser::findorfail($id);
     $user->update($request->all());
     return redirect()->route('admin.admin-user.index');
 }