Re: About intervals

[Eli Zaretskii]

> Date: Tue, 19 Mar 2013 19:18:05 +0800
> From: Xue Fuqiao <xfq.free@gmail.com>
> 
> In (info "(elisp) Not Intervals"), it says that some editors let the
> user specify "intervals" within the text.  But it doesn't explain what
> "intervals" are.  I'm new to this concept.
> 
> I searched "interval and property" and "editor interval" in the list
> archives and web but didn't get anything that looked promising.
> 
> Can I get a pointer to information on this concept?  Sorry if it's off
> topic here.

Why do you expect the Emacs manual describe "other editors"? ;-)

Anyway, I think it is alluding to XEmacs's "extents".  If you want to
know what that is, read XEmacs manuals.