'int', 'userid' => 'int', 'formid' => 'int', 'remark' => 'string', 'createtime' => 'int' ]; // 设置字段自动转换类型 protected $type = [ 'createtime' => 'timestamp:Y-m-d H:i' ]; // 关联User public function user() { return $this->hasOne(User::class, "id", "userid"); } // 关联Form public function form() { return $this->hasOne(Form::class, "id", "formid"); } // 关联FormItem public function formItem() { return $this->hasMany(FormItem::class, "itemid", "id"); } // 关联FormLogval public function formLogval() { return $this->hasMany(FormLogval::class, "logid", "id"); } }