Is it possible to do arithmetics with regular expressions?...

Optimization of multiple expressions to one...

c# grab value from a backreference...

Notepad++ Regex Backreference missing...

How to back reference AST in custom rewrite action?...

Python Regex: escaping a back-reference...

Grouping vertical bar-delimited options in a RegEx WITHOUT parentheses?...

Capturing negative matches in Python regular expressions...

Can't get grouping to work with sed...

strange behavior of parenthesis in python regex...

Regex back reference, what I am missing?...

Python Regular Expression: BackReference...

How can I replace all but the last repeated letter in Regex?...

Check Equality of two Named Matching groups using Regular Expression...

How Many Parameters Allowed in VBA Regex .Replace Method?...

Perl's unpack("A4/A*") length+bytes syntax in regular expression form...

Backreferences to constituents of a group consisting of a fixed number of repetitions...

Regex; backreferencing a character that was NOT matched in a character set...

Vim regex: overwritten back references?...

preg_replace backreference date function...

can't find error in modrewrite backreference...

PHP preg_replace_callback correct escaping to handle hash symbol ('#')...

if match(g:possibilities, "using backreferences after the regex in vim\(script\)?")...

ASPX attribute regex parsing in c#...

Help with back reference regex in Vim...

Regex for wrapping digits with curly braces?...

Getting multiple matches from regex pattern in Python...

Problem with backreferences in C#'s regex...

Javascript: Reference Array Element using Regex Backreference...

Javascript regexp: Using variables in backreference pattern?...