Capture group is a regex feature that lets you group parts of a pattern together so you can extract or manipulate them later. It's like putting a bunch of characters in a box and slapping a label on it so you can refer to them whenever you want without having to type out the whole dang thing again.
I was trying to parse out the username from this janky log file, but then I remembered capture groups and now I'm living the dream.
My coworker keeps bragging about how he doesn't need capture groups because he's a regex wizard, but I bet he still uses jQuery too.
Regex capture groups tutorial - This tutorial dives into the details of how capture groups work and provides examples of how to use them effectively.
Capturing groups - This article explains capture groups in the context of JavaScript regular expressions, including how to create named groups and non-capturing groups.
Capture groups in regex - This guide covers the basics of capture groups, including how to create them, how to reference them in replacements, and common use cases.
Note: the Developer Dictionary is in Beta. Please direct feedback to skye@statsig.com.