In Xcode, under Info tab, what's Role for in URL Types section?

Question

In Xcode, under Info tab, what's Role dropdown in URL Types section for? The valid value for this is Editor, Viewer, None.

Answer 1

It represents what your app can do with the URL / file type.

• Editor == read and write.
• Viewer == read only.
• None == can't use at all.

This flag isn't used by iOS.