'order', // 排序字段 'sort_when_creating' => true, // 创建时自动排序 ]; protected $casts = [ 'created_at' => 'datetime:Y-m-d H:i:s', 'updated_at' => 'datetime:Y-m-d H:i:s', ]; /* * 分类一对多关联 */ public function distVideoCategory() { return $this->hasOne(DistVideoCategory::class,'id','category_id'); } }