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RE: Calling C-r with Prefix Argument
From: |
Drew Adams |
Subject: |
RE: Calling C-r with Prefix Argument |
Date: |
Wed, 14 Oct 2020 11:34:18 -0700 (PDT) |
> Have been reading the output of describe-key for C-r (isearch-
> backward)
> that does an incremental search backward.
> It states that with a prefix argument, it does a regular expression
> search instead.
>
> Tried to see the documentation for Prefix Argument but has not
> helped
> me for the command C-r.
>
> How does a Prefix Argument work with C-r and what happens?
+1 for starting to read the documentation.
`C-u C-r' does a regexp incremental search backward.
(`C-M-r' does the same thing.)