Newsgroups:  comp.unix.shell
Date:        Tue, 24 Oct 2006 17:48:11 +0200

> Is it possible to diff $variable1 $variable2?
>
> The content of variable1 and variable2 is the result of a few commands
> on the content of files.  So rather than putting the output of
> processing those files to temporary files just to perform the diff I
> figured I'd ask if the above was possible.

$ echo "$var1"
pippo
pluto

$ echo "$var2"
pippo1
pluto

$ diff <(echo "$var1") <(echo "$var2")
1c1
< pippo
---
> pippo1

Radoulov, Dimitre