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; * doc/lispref/searching.texi: Remove reference to Posix. (Bug#58992)

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Eli Zaretskii 2022-11-04 16:02:48 +02:00
parent 46929f6b73
commit 5779df0c5b
1 changed files with 6 additions and 7 deletions
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13
doc/lispref/searching.texi
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@ -395,13 +395,12 @@ range should not be the starting point of another one; for example,
@samp{[a-m-z]} should be avoided.
A character alternative can also specify named character classes
(@pxref{Char Classes}). This is a POSIX feature. For example,
@samp{[[:ascii:]]} matches any @acronym{ASCII} character.
Using a character class is equivalent to mentioning each of the
characters in that class; but the latter is not feasible in practice,
since some classes include thousands of different characters.
A character class should not appear as the lower or upper bound
of a range.
(@pxref{Char Classes}). For example, @samp{[[:ascii:]]} matches any
@acronym{ASCII} character. Using a character class is equivalent to
mentioning each of the characters in that class; but the latter is not
feasible in practice, since some classes include thousands of
different characters. A character class should not appear as the
lower or upper bound of a range.
The usual regexp special characters are not special inside a
character alternative. A completely different set of characters is