<?php namespace app\admin\model\school\classes; use think\Model; class VirtualHead extends Model { // 表名 protected $name = 'school_virtual_head'; // 自动写入时间戳字段 protected $autoWriteTimestamp = false; // 定义时间戳字段名 protected $createTime = false; protected $updateTime = false; protected $deleteTime = false; // 追加属性 protected $append = [ ]; protected static function init() { self::afterInsert(function ($row) { if (!$row['weigh']) { $pk = $row->getPk(); $row->getQuery()->where($pk, $row[$pk])->update(['weigh' => $row[$pk]]); } }); } }