Iterator Utilities [Libraries]. Classes. class, any_iterator. An iterator wrapping another iterator of the same element type; a "polymorphic" iterator. More.
On Macintosh, the uninstaller is in Applications/ Utilities / Adobe Installers. Download the appropriate file from below. Unpack the download. The download.
(This is found on the Mac in Applications > Utilities > Adobe Utilities > ExtendScript Toolkit, and in Windows in Program Files > Adobe > Adobe Utilities.