From: Raymond Hettinger Date: Tue, 19 Feb 2019 19:32:18 +0000 (-0800) Subject: bpo-35584: Clarify role of caret in a class class (GH-11946) X-Git-Tag: v3.8.0a2~39 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3bacf6126522a9b3bcb6be0c4f3ee6a895dfe772;p=python bpo-35584: Clarify role of caret in a class class (GH-11946) https://bugs.python.org/issue35584 --- diff --git a/Doc/howto/regex.rst b/Doc/howto/regex.rst index b09f748a92..d385d99134 100644 --- a/Doc/howto/regex.rst +++ b/Doc/howto/regex.rst @@ -96,8 +96,9 @@ special nature. You can match the characters not listed within the class by :dfn:`complementing` the set. This is indicated by including a ``'^'`` as the first character of the -class; ``'^'`` outside a character class will simply match the ``'^'`` -character. For example, ``[^5]`` will match any character except ``'5'``. +class. For example, ``[^5]`` will match any character except ``'5'``. If the +caret appears elsewhere in a character class, it does not have special meaning. +For example: ``[5^]`` will match either a ``'5'`` or a ``'^'``. Perhaps the most important metacharacter is the backslash, ``\``. As in Python string literals, the backslash can be followed by various characters to signal