in some of the procedures in How to find a child item of tab

look:
。。。。
var tabForm = tabbar.cells(id).attachForm(“aa”);
tabForm.setUserData(“table_name”, “validate”, table_name);
。。。。。

question:
in some of the procedures in How to call the “aa”(Form.getUserData(“table_name”, “validate”))?
How to find a child item of tab?

There is no public method.
Just can suggest you using some global variable to save you form object or something like this.