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From: | Jesper Harder |
Subject: | Re: how would you debug complex regexp searches?? |
Date: | Sun, 21 Sep 2003 02:58:47 +0200 |
User-agent: | Gnus/5.1003 (Gnus v5.10.3) Emacs/21.3.50 (gnu/linux) |
gmayer@cs.bgu.ac.il writes: > How would one go about debugging complicated regular expressions? Is > there some way of single-stepping through a regexp matching, so that > I can see all the characters that were matched? 're-builder' is quite handy for writing and debugging regexps. It's bundled with recent versions Emacs -- read the Commentary section of re-builder.el to learn how to use it.
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