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Re: modern regexes in emacs

From: Jay Kamat
Subject: Re: modern regexes in emacs
Date: Sat, 16 Jun 2018 18:31:33 -0400
User-agent: mu4e 0.9.18; emacs 26.1.50

Perry E. Metzger writes:

> I think, someday, it would be nice if users could select modern
> regex syntax instead of the very very old-fashioned and awkward Emacs
> regex syntax. The old syntax and functions that implement it need to
> be kept around for legacy reasons, but one could easily set up a set
> of parallel new functions that used modern PCRE style syntax, and
> allow users to select those instead when doing things like
> isearching on regexps etc.

I just wanted to note that `rx' is in many cases much easier to write and
understand than even PCRE. I'd recommend learning and using `rx' if you are
annoyed about backslashes or readability.


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