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Regex Tester
Test regular expressions against sample text with live match highlighting.
//
Contact us at hello@example.com or support@example.org for help.
2 matches
Match 1: hello@example.com (index 14)
Match 2: support@example.org (index 35)
How to use the regex tester
- Enter a regular expression pattern and flags.
- Paste your test string.
- Matches are highlighted live, with capture groups listed below.