The event object data field will be the field constructor of the intermediate object.

事件对象数据字段将成为中间对象的字段构造器。

youdao

This method (and event) is invoked whenever a change is made to any data field.

当资料栏位有所变更时，即会叫用这个方法(及事件)。

youdao

This method (and event) is invoked whenever a change is made to any data field.

当资料栏位有所变更时，即会叫用这个方法(及事件)。

youdao