/**
 * 保存一篇新的博客文章。
 *
 * @param Request $request
 * @return Response
 */
public function store(Request $request)
{
  $this->validate($request, [
    'title' => 'required|unique:posts|max:255',
    'body' => 'required',
  ]);

  // 文章内容是符合规则的，存入数据库
}

/**
 * 保存一篇新的博客文章。
 *
 * @param Request $request
 * @return Response
 */
public function store(Request $request)
{
  $rules = [
    'title' => 'required|unique:posts|max:255',
    'body' => 'required',
  ];
  $validator = Validator::make($request->all(), $rules);
  if ($validator->fails()) {
    return redirect('post/create')->withErrors($validator)->withInput();
  }

  // 文章内容是符合规则的，存入数据库
}

/**
 * 保存一篇新的博客文章。
 *
 * @param Request $request
 * @return Response
 */
public function store(Request $request)
{
  $rules = [
    'title' => 'required|unique:posts|max:255',
    'body' => 'required',
  ];
  $messages = [
    'title.required' => '请填写文章标题',
    'title.unique' => '文章标题不能重复',
    'title.max' => '文章标题不能超过255个字符',
    'body.required' => '请填写文章内容',
  ];
  $validator = Validator::make($request->all(), $rules, $messages);
  if ($validator->fails()) {
    return redirect('post/create')->withErrors($validator)->withInput();
  }

  // 文章内容是符合规则的，存入数据库
}

<"htmlcode">

<"htmlcode">

where[] = ['parentId','=',where[]=[′parentId ′,′ = ′,this->request->get('parentId')];
return [

    'menuTitle' => ['required', 'max:32','min:2',Rule::unique('admin_menu','menuTitle')->where(function($query)use($where){
      $query->where($where)->whereNull('deleted_at');
      })->ignore($id) ],
    'menuTitleEn' => ['required', 'max:32','min:2',Rule::unique('admin_menu','menuTitleEn')->where(function($query)use($where){
      $query->where($where)->whereNull('deleted_at');
      })->ignore($id) ],
    'menuRoute' => ['required',Rule::unique('admin_menu','menuRoute')->ignore($id)],
    'menuIcon' => ['required', 'min:2','max:32'],
    'routeName' => ['sometimes', 'min:2','max:32'],
    'parentId' => ['required','numeric'],
    'order'=>['sometimes','numeric']
    
  ];