Member variable XbpTabPage():preOffset Foundation
Determines the distance between the start of the tab and the start of the page as a percentage of the page width.
The :preOffset instance variable contains a numeric value specifying the distance between the left edge of the page and the left edge of the tab as a percentage of the total page width. Since the value is specified as a percent, graphic coordinates are not required in order to position the tab relative to the page.
If you see anything in the documentation that is not correct, does not match your experience with the particular feature or requires further clarification, please use this form to report a documentation issue.