Commit efdf29da authored by Glenn Morris's avatar Glenn Morris

Comment

parent d14daa28
......@@ -392,6 +392,10 @@ If @code{case-fold-search} is non-@code{nil}, @samp{[a-z]} also
matches upper-case letters. Note that a range like @samp{[a-z]} is
not affected by the locale's collation sequence, it always represents
a sequence in @acronym{ASCII} order.
@c This wasn't obvious to me, since eg the grep manual "Character
@c Classes and Bracket Expressions" specifically notes the opposite
@c behavior. But by experiment Emacs seems unaffected by LC_COLLATE
@c in this regard.
Note also that the usual regexp special characters are not special inside a
character alternative. A completely different set of characters is
......
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