Which regex flavor does this use?

This tool uses JavaScript's built-in RegExp engine, which supports features like lookahead, lookbehind, named groups, and Unicode properties.

Can I test with multiple strings?

Yes. Enter multiple test strings and see which ones match your pattern, with matches highlighted inline.

Which regex flavor does this use?

This tool uses JavaScript's built-in RegExp engine, which supports features like lookahead, lookbehind, named groups, and Unicode properties.

Can I test with multiple strings?

Yes. Enter multiple test strings and see which ones match your pattern, with matches highlighted inline.

Gratis

Regex Tester

Test reguliere expressies met live markering, capturegroepen en patroonverklaringen.

100% GratisGeen Registratie NodigDraait in Uw Browser

//g

Teststring

Overeenkomsten (0)

Geen overeenkomsten gevonden.

Patroonverklaring

Voer een patroon in om verklaringen te zien.

Over Regex Tester

Write and test regular expressions with instant visual feedback. See matches highlighted in real time, view capture groups, and test against multiple strings. Supports JavaScript regex syntax with all common flags.

Veelgestelde Vragen

Meer Developer Tools

HTML to JSX Converter

Convert HTML to valid React JSX instantly.

Paste HTML and get valid React JSX output instantly. Automatically converts class to className, style strings to objects, self-closing tags, SVG attributes, and event handlers. Saves time when migrating HTML templates to React components.

JWT Decoder

Decode and inspect JWT tokens in your browser.

Timestamp Converter

Convert between Unix timestamps and human dates.

Bekijk Alle Tools

LaunchChat gebruikt regex voor slimme trefwoordafstelling in zijn RAG-pijplijn.

Geen creditcard nodig

Need an AI support chatbot?

LaunchChat turns your docs into a support widget with citations and auto-escalation. Lifetime deal available.

Try Free