根据文档, DataChanged 事件被触发whenever the records in the Store have changed in some way - this could include adding or removing records, or updating the data in existing records
我的问题是我们如何知道添加\删除\修改了哪些记录。我们只获取存储引用作为参数。
根据文档, DataChanged 事件被触发whenever the records in the Store have changed in some way - this could include adding or removing records, or updating the data in existing records
我的问题是我们如何知道添加\删除\修改了哪些记录。我们只获取存储引用作为参数。