Regex Cheat Sheet

Runs in your browser — nothing is uploaded

About this tool

Quick reference for JavaScript/PCRE-style regular expressions. Try patterns live with our Regex Tester.

What is Regex Cheat Sheet?

Searchable reference of regex tokens, quantifiers, and common patterns. It is one of the Text & String Tools tools on MyCodeTips.

How do I use Regex Cheat Sheet?

Open the tool, enter or paste your input, and the result appears right away. Use the Copy button to copy it.

Is Regex Cheat Sheet free to use?

Yes. It is free to use and does not need an account.

Is my data safe with Regex Cheat Sheet?

Yes. It runs entirely in your browser, so what you enter is never uploaded to our servers.

Can I share my result?

Yes. Use the share buttons below the tool to post a link or copy a link to the tool page.