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Update Emacs manual section related to character folding

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* search.texi: Character folding is not on by default.
This commit is contained in:
John Wiegley 2016-03-11 11:42:06 -08:00
parent 4efea8e701
commit facb5e20ce
1 changed files with 10 additions and 11 deletions
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21
doc/emacs/search.texi
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@ -1265,14 +1265,14 @@ character sequences}.
@kindex M-s ' @r{(Incremental Search)}
@findex isearch-toggle-character-fold
Generally, search commands in Emacs by default perform character
folding, thus matching equivalent character sequences. You can
disable this behavior by customizing the variable
@code{search-default-mode} to @code{nil}. @xref{Search
Customizations}. Within an incremental search, typing @kbd{M-s '}
(@code{isearch-toggle-character-fold}) toggles character folding, but
only for that search. (Replace commands have a different default,
controlled by a separate option; see @ref{Replacement and Lax
Generally, search commands in Emacs do not by default perform
character folding in order to match equivalent character sequences.
You can enable this behavior by customizing the variable
@code{search-default-mode} to @code{character-fold-to-regexp}.
@xref{Search Customizations}. Within an incremental search, typing
@kbd{M-s '} (@code{isearch-toggle-character-fold}) toggles character
folding, but only for that search. (Replace commands have a different
default, controlled by a separate option; see @ref{Replacement and Lax
Matches}.)
Like with case folding, typing an explicit variant of a character,
@ -1806,9 +1806,8 @@ do literal searches without character folding, but with case folding
and lax-whitespace matches as determined by @code{case-fold-search}
and @code{search-whitespace-regexp}, respectively (@pxref{Lax
Search}). If the value is @code{t}, incremental search defaults to
regexp searches. The default value specifies a function that causes
the default search mode to perform character folding in addition to
case folding and lax-whitespace matching.
regexp searches. The default value specifies a function that only
performs case folding and lax-whitespace matching.
@vindex search-highlight
The current match of an on-going incremental search is highlighted