Regex Tester

Write a pattern, see every match highlighted live, with capture groups broken out.

Runs in your browser — nothing is uploaded
Try:
//g
Test text
3 matches
Contact WebPrims on +91 96464 51712 or hello@webprims.com.
Batches start 6 September 2026 and 20 October 2026.
Student IDs: WP-2024-018, WP-2025-114, WP-2026-007

Capture groups

  • 124: $1=2024$2=018
  • 137: $1=2025$2=114
  • 150: $1=2026$2=007

Want to understand what this is doing?

Regex is the part beginners fight with most — we cover it properly. We teach it on the Python Programming course in Amritsar, in person or online.

Python Programming All tools

More free tools

All of them run in your browser. Nothing is uploaded, nothing needs an account.

See all tools
HTML PlaygroundWrite HTML, CSS and JavaScript and watch the output update as you type.JSON FormatterPaste messy JSON, get it formatted and validated. Tells you exactly where it breaks.HTML FormatterIndent tangled HTML properly, or strip it down for production.QR Code GeneratorTurn a link, phone number or Wi-Fi login into a QR code and download the PNG.Base64 & URL EncoderEncode or decode Base64 and URL text. Handles Unicode without mangling it.Case Converter & Word CounterSwitch text between cases, and count words, characters and reading time live.