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New posts in backreference
Is it possible to find exclusive matches (in or group statement) with a backreference?
May 01, 2026
regex
backreference
mod_rewrite RewriteRule backreference use in pattern
Apr 25, 2026
.htaccess
mod-rewrite
backreference
Regex in C++ with back-references and conditionals
Apr 23, 2026
c++
regex
backreference
How to use back-reference of sed replacement command correctly considering a special Regular Expression
Apr 15, 2026
regex
linux
sed
regular-language
backreference
Grouping vertical bar-delimited options in a RegEx WITHOUT parentheses?
Apr 15, 2026
php
regex
backreference
Java regex to match word with optional multiple comments between every 2 letters (how to back reference a regex subexpression)
Apr 15, 2026
java
regex
backreference
Vim regex: overwritten back references?
Mar 24, 2026
regex
parsing
vim
csv
backreference
How to re-use a capturing group to match a different alternation choice?
Mar 07, 2026
regex
backreference
capturing-group
vim substitute backslash
Mar 01, 2026
vim
backreference
Perl pattern match variable question
Jan 27, 2026
regex
perl
backreference
in-place backreferencing with sed
Jan 24, 2026
linux
sed
backreference
in-place
Use the backreference in a regex to replace a text dynamically
Dec 19, 2025
java
regex
backreference
replaceall
grep- why must there be word boundaries around back references?
Dec 08, 2025
bash
grep
backreference
word-boundary
Replace characters using regex grouping with sed
Dec 07, 2025
regex
sed
grouping
backreference
Javascript regexp: Using variables in backreference pattern?
Dec 03, 2025
javascript
regex
backreference
sed - Back reference on match pattern does not work
Oct 20, 2025
regex
macos
sed
backreference
Match uneven number of escape symbols
Oct 19, 2025
regex
pcre
backreference
Named backreference (?P=name) issue in Python re
Oct 14, 2025
python
python-3.x
regex
python-re
backreference
Vim / sed regex backreference in search pattern
Sep 07, 2025
regex
vim
sed
backreference
capturing-group
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