A variation of the expression by @Gumbo that makes use of \K for resetting match positions to prevent the inclusion of number blocks in the match. Usable in PCRE regex flavours.

This MATLAB function returns indices of the matching features in the two input feature sets.

How do I match all lines not matching a particular pattern using grep? I tried this: grep '[^foo]'

Apr 13, 2013 · For example, ab|de would match either side of the expression. However, for something like your case you might want to use the ? quantifier, which will match the previous …

C# Regex Validation Rule using Regex.Match () Asked 13 years, 10 months ago Modified 7 years ago Viewed 167k times

Is there a way in Python to access match groups without explicitly creating a match object (or another way to beautify the example below)? Here is an example to clarify my motivation for …

Oct 15, 2014 · If two cells match, return value from third Asked 11 years, 1 month ago Modified 6 years, 9 months ago Viewed 633k times

Answer (line anchors vs string anchors) What this tells me is that re.match and re.fullmatch don't match line anchors ^ and $ respectively, but that they instead match string anchors \A and \Z …

Nov 13, 2021 · How do I create a regular expression to match a word at the beginning of a string? We are looking to match stop at the beginning of a string and anything can follow it. For …

Regex only capture first match [duplicate] Asked 11 years, 2 months ago Modified 4 years, 11 months ago Viewed 82k times