belongsTo(User::class, 'user_id', 'userid'); } protected static function init() { self::beforeInsert(function ($row) { $changed = $row->getChangedData(); }); self::beforeUpdate(function ($row) { $changed = $row->getChangedData(); }); self::afterInsert(function ($row) { $changed = $row->getChangedData(); }); self::afterUpdate(function ($row) { $changed = $row->getChangedData(); }); } }