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update docs to reflect that \b considers underscore to be part of a word.

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Skip Montanaro 2002-09-06 14:38:23 +00:00
parent e99e2f53e7
commit 2c519981fb
1 changed files with 2 additions and 2 deletions
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Doc/lib/libre.tex
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@ -322,8 +322,8 @@ escapes are treated as characters.
\item[\code{\e b}] Matches the empty string, but only at the
beginning or end of a word. A word is defined as a sequence of
alphanumeric characters, so the end of a word is indicated by
whitespace or a non-alphanumeric character. Inside a character range,
alphanumeric or underscore characters , so the end of a word is indicated by
whitespace or a non-alphanumeric, non-underscore character. Inside a character range,
\regexp{\e b} represents the backspace character, for compatibility with
Python's string literals.