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Mention that Emacs is usually case-insensitive in a couple of places

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* doc/lispref/searching.texi (Regular Expressions): Mention
`case-fold-search'.

* lisp/emacs-lisp/re-builder.el (re-builder): Mention case
sensitivity toggles (bug#47534).

Copyright-paperwork-exempt: yes
This commit is contained in:
dalanicolai 2021-05-08 13:59:03 +02:00 • committed by Lars Ingebrigtsen
parent a6757d10e8
commit fdeb1a3dc7
2 changed files with 11 additions and 1 deletions
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7
lisp/emacs-lisp/re-builder.el
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@ -341,7 +341,12 @@ the regexp builder. It displays a buffer named \"*RE-Builder*\"
in another window, initially containing an empty regexp.
As you edit the regexp in the \"*RE-Builder*\" buffer, the
matching parts of the target buffer will be highlighted."
matching parts of the target buffer will be highlighted.
Case-sensitivity can be toggled with \\[reb-toggle-case]. The
regexp builder supports three different forms of input which can
be set with \\[reb-change-syntax]. More options and details are
provided in the initial comment of`re-builder.el'."
(interactive)
(if (and (string= (buffer-name) reb-buffer)
(reb-mode-buffer-p))