$table->string('description', 255)->nullable()->comment('分类描述'); $table->integer('pid')->default(0)->comment('分类id'); $table->integer('level')->default(1)->comment('分类层级'); $table->integer('sort')->default(0)->comment('排序'); $table->integer('status')->default(...
关联模型使用示例: $books = $user->books()->sortBy('title'); 修改config/database.php 默认连接方式 'default' => env('DB_CONNECTION', 'mongodb') 增加mongodb 连接方式 'mongodb' => [ 'driver' => 'mongodb', 'host' => env('DB_HOST', 'localhost'), 'port' => env('DB_PORT', ...
答案: Laravel 是一种流行的PHP框架,用于开发高效、可扩展的Web应用程序。在Laravel中,更新列的排序规则可以通过使用数据库迁移和查询构建器来实现。 要使用Laravel更新列的排序...
use ModelTree, AdminBuilder; protected $fillable = ['name', 'category_image']; protected $appends = ['levels']; public function __construct(array $attributes = []) { parent::__construct($attributes); $this->setParentColumn('parent_id'); $this->setOrderColumn('sort'); $this->setTitl...
self::creating(function ($model) { $model->uuid = (string)Uuid::generate(); }); } 4. 带条件与排序的关联关系 定义关联关系的一般方式: public function users() { return $this->hasMany('App\User'); } 你知道吗?也可以在上面的基础上增加where或者orderBy?\ ...
4,在相关的model中添加如下方法和引用类: //引用这两个类 use EncoreAdminTraitsAdminBuilder; use EncoreAdminTraitsModelTree; //并且添加这个方法 use ModelTree, AdminBuilder; //字段自行修改 protected $fillable = ['name','sort','fid','jump_to']; ...
$form->text('sort',排序)->default(BrandModel::max('sort') + 1);//default定义默认值为数据表中sort字段的最大值+1 $form->image('logo','图片')->uniqueName()->value('1.jpg');//value显示默认图片 $form->editor('remark','备注');//富文本编辑框 ...
("required");//required为名称规则,具体信息的定义在recourse=>lang=>zh_CN=>validation.php文件中$form->text('sort',排序)->default(BrandModel::max('sort') + 1);//default定义默认值为数据表中sort字段的最大值+1$form->image('logo','图片')->uniqueName()->value('1.jpg');//value显示...
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci COMMENT='反馈表'; 3,联表测试返回的数据 $banner=Banner::with(['admin_zx']);classBannerextendsModel{useCamelCasing;protected$table='banner';protected$primaryKey='id';protected$guarded= [];public$timestamps=false;publicfunction...
The returned slice will preserve keys by default. If you do not wish to preserve the original keys, you can use the values method to reindex them.some()Alias for the contains method.sort()The sort method sorts the collection. The sorted collection keeps the original array keys, so in ...