Translating Indexes

The index method translates an index specification (such as "active") into the numerical equivalent. For instance, if the Listbox contains 12 items, $index = $lb->index("end") sets the variable $index to 11. (Remember the first item in a Listbox is at index 0.)

Get Mastering Perl/Tk now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.