Developer Tool
Regex Tester
Test JavaScript regular expressions with flags, capture groups, named groups, and match positions.
#1 index 8: ada@example.com
Groups: {"numbered":["ada","example.com"],"named":{"word":"ada","domain":"example.com"}}
#2 index 28: grace@example.org
Groups: {"numbered":["grace","example.org"],"named":{"word":"grace","domain":"example.org"}}
Regex Tester Online
Use DocLity's free Regex Tester online — fast, simple, and built for everyday developer workflows.
How to use
- 1Open Regex Tester. Go to the Regex Tester tool on DocLity.
- 2Enter your input. Upload a file or fill in the fields shown on the page.
- 3Get your result. Copy, download, or share the output.
FAQ
- Is Regex Tester free on DocLity?
- Yes. This regex tester tool is free to use in your browser.
- Do I need an account?
- No account is required for this tool.