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Diffstat (limited to 'Doc/howto/regex.rst')
| -rw-r--r-- | Doc/howto/regex.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Doc/howto/regex.rst b/Doc/howto/regex.rst index fbe763b3f2..ad2c6ab7d5 100644 --- a/Doc/howto/regex.rst +++ b/Doc/howto/regex.rst @@ -852,7 +852,7 @@ keep track of the group numbers. There are two features which help with this problem. Both of them use a common syntax for regular expression extensions, so we'll look at that first. -Perl 5 is well-known for its powerful additions to standard regular expressions. +Perl 5 is well known for its powerful additions to standard regular expressions. For these new features the Perl developers couldn't choose new single-keystroke metacharacters or new special sequences beginning with ``\`` without making Perl's regular expressions confusingly different from standard REs. If they chose ``&`` as a @@ -1138,7 +1138,7 @@ Empty matches are replaced only when they're not adjacent to a previous match. If *replacement* is a string, any backslash escapes in it are processed. That is, ``\n`` is converted to a single newline character, ``\r`` is converted to a -carriage return, and so forth. Unknown escapes such as ``\j`` are left alone. +carriage return, and so forth. Unknown escapes such as ``\&`` are left alone. Backreferences, such as ``\6``, are replaced with the substring matched by the corresponding group in the RE. This lets you incorporate portions of the original text in the resulting replacement string. |