Register.GetPageID -- return ID of a page inside the register group (V1.2)
Synopsis
id$ = mui.DoMethod(id, "GetPageID", idx)
Function
This method returns the ID of the page at the specified index within the register
group. "idx" can be an absolute number ranging from 0 to the number of pages in
the register minus 1 or it can be one of the following special values:
First
First page.
Last
Last page.
Active
Active page.
This feature requires at least MUI 4.0.
Inputs
id
id of the register object
idx
absolute index of desired page or special string constant (see above)
Results
id$
id of the page object at the specified register index