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Re: What is the use of "categories"?
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From: |
John Shahid |
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Subject: |
Re: What is the use of "categories"? |
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Date: |
Wed, 29 Aug 2018 22:47:02 -0400 |
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User-agent: |
mu4e 1.1.0; emacs 27.0.50 |
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Marcin Borkowski <mbork@mbork.pl>
>> Date: Sun, 26 Aug 2018 08:30:59 +0200
>>
>> I found out about "categories" today - see (info "(elisp) Categories").
>> What is the use of them? I noticed that filling functions use them
>> (which makes sense), is there anything else in stock Emacs or packages
>> that does?
>
> You can use categories in regular expressions, via the \c escape.
> This could allow you, for example, to find Katakana characters, or
> characters that are consonants.
Should the Elisp manual be updated to link to `Emacs (Regexp Backslack)' ?