在Laravel 中,你可以使用集合的 orderBy 方法对字符串值列进行排序 首先,确保你已经在控制器中引入 Illuminate\Support\Collection 类。 代码语言:javascript 复制 use Illuminate\Support\Collection; 然后,创建一个包含字符串值列的集合,并使用 orderBy 方法进行排序。
是指在Laravel框架的版本8中,对查询结果进行多列排序的功能。通过使用orderBy方法,可以按照指定的多个列对查询结果进行排序。 在Laravel 8中,可以使用orderBy方法来指定多个排序条件。该方法接受多个参数,每个参数表示一个排序条件。每个排序条件可以指定排序的列名以及排序的方式(升序或降序)。 以下是一个示例代码,演示...
向wherey一样直接在order 后面再加一层order 例子: \App\Models\Goods::from('goods as g')->select('*')-orderBy('g.sort_order', 'desc')->offset($begin)->limit($size)->get()->toArray(); \App\Models\Goods::from('goods as g')->select('*')->orderBy('g.sort_order', 'desc')...
Doctor::join('users','doctors.user_id','=','users.id')->with('user')->withCount('services','notebooks')->orderByDesc('notebooks_count')->orderByDesc('services_count')->orderBy(\DB::Raw('case when avatar_id is null then 0 else 1 end'))->where('status',1);...
//升序 $posts = Post::all()->sortBy("name"); //降序 $posts = Post::all()->sortByDesc("name"); 在很多时候,我习惯使用orderBy方法,但是如果像上面这样能够轻松地在集合层面上对结果进行排序还是很方便的。乌鸦嘴社区正在召集首批技术经验分享者,和我们一起共建乌鸦嘴新手社区。我们会给首批技术分享...
publicfunctionfindAll(array $where = [], array $with = [], array $orderBy = [], int $limit =10){ $result =$this->model->with($with); $dataSet = $result->where($where)// Conditionally use $orderBy if not empty->when(!empty($orderBy),function($query)use($orderBy){// Break...
For this reason, all Eloquent models protect against mass-assignment by default.To get started, set the fillable or guarded properties on your model.Defining Fillable Attributes On A ModelThe fillable property specifies which attributes should be mass-assignable. This can be set at the class or ...
To assign middleware to all routes within a group, you may use the middleware method before defining the group. Middleware are executed in the order they are listed in the array:1Route::middleware(['first', 'second'])->group(function () { 2 Route::get('/', function () { 3 // ...
('email', 'like', '%' . $search['email'] . '%') ->whereHas('posts', function ($query) use ($search) { $query->where('reference', 'like', $search['reference'] . '%') ->orderBy('date', 'asc'); }) ->orderBy('posts.date', 'desc') ->paginate(15);我怎样才能做到这...
In order to ensure that the Laravel community is welcoming to all, please review and abide by theCode of Conduct. Security Vulnerabilities If you discover a security vulnerability within Laravel, please send an e-mail to Taylor Otwell viataylor@laravel.com. All security vulnerabilities will be pr...