Regex · On this device

Regex tester

Try a pattern in the browser and see hit offsets.

  1. Plik lub wklej
  2. Podgląd
  3. Pobierz

Runs in the browser. Heavy patterns may freeze the tab. Templates cover common shapes only.

Hits 2

3: [email protected]
22: [email protected]
Ad 728×90 · mobile 320×50
How it works, what you get, limits

Co robi

Try a pattern in the browser and see hit offsets.

Jak używać

Enter a pattern and sample, or pick email / phone / URL / date templates.

Co dostaniesz

Offsets and matched text. Nothing is uploaded.

Opcje i porównanie

Flags g i m s u. Long text is truncated.

Extract lists groups; replace writes a new draft.

Limity

Bad patterns error. Catastrophic backtracking may freeze the tab.

FAQ

Is the text uploaded?

No. The pattern runs in this browser.

Are templates a full spec?

No. They cover common email, phone, URL and date shapes.