Regex Tester & Match Inspector

Live regular expression debugger with infinite-loop safe extraction, rainbow highlights, and capture group breakdown.

3 matches0 ms

Regular Expression Pattern

Flags:

//gim

Quick Presets:

Test String Input

Match Highlight Overlay3 matched fragments

Contact senior engineer at chad@gigachad.dev or alex.engineer@enterprise.co.uk. Fallback email: admin@cloud-mesh.internal. (Invalid address: missing-domain@).

Matches & Capture Groups

Match #1range: 27–44 (17 chars)

chad@gigachad.dev

Capture Groups (2)

Group 1:chad

Group 2:gigachad.dev

Match #2range: 48–78 (30 chars)

alex.engineer@enterprise.co.uk

Capture Groups (2)

Group 1:alex.engineer

Group 2:enterprise.co.uk

Match #3range: 97–122 (25 chars)

admin@cloud-mesh.internal

Capture Groups (2)

Group 1:admin

Group 2:cloud-mesh.internal