TIPS
- Paste your input and try it immediately.
- You can copy the result as-is.
About Regex Tester
Regex Tester is a free online tool that lets you try patterns, flags, and target text and see the matches immediately.
- No installation required. It runs directly in the browser.
- Built for quick checks during development, operations, and lightweight data cleanup.
- Includes a copy-friendly output area to shorten repetitive work.
FAQ
Can I set flags?
Yes. You can enter flags such as g, i, and m.
Can I inspect capture groups?
Yes. Group matches are shown together with each match result.