Newsgroups: comp.editors,comp.sys.transputer
From: Paul O Bartlett <pobart@access.digex.net>
Subject: Re: Folding editors
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Date: Tue, 3 Nov 1998 13:15:55 -0500
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    Perhaps we might need clarification on just what is meant by a
"folding editor."  Some editors, such as XEDIT and KEDIT and possibly
THE, allow you to specify "Only display and operate on lines which do
or do not meet such-and-such criteria."  Other lines get "folded" out
of sight and out of susceptibility to many editing tasks.  Nothing gets
imbedded in the file as such by the operation, and if the file is saved
without further activity, it is unchanged.  The "folding" operation can
then be reversed and the entire file is displayed again and available
for general work on all lines, less, of course, any activity that might
have been done on "unfolded" lines.

    These editors can be very powerful when doing certain operations on
plain text structured as lines.  Other "folding" editors actually embed
some sort of folding controls in the file itself, usually, I suppose,
in code comments.  Such editors would actually be damaging to a text
file which may have nothing to do with program code.

-- 
Paul                             <pobart@access.digex.net>
..........................................................
Paul O. Bartlett, P.O. Box 857, Vienna, VA 22183-0857, USA
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Home Page:  http://www.access.digex.net/~pobart

