Test Regular Expressions Online
Write and test regular expressions against sample text in real time. See matches highlighted, capture groups extracted, and get explanations of your pattern - supports JavaScript regex flavor.
Regex Tester
Test and debug regular expressions with live matching and highlights
Quick Start
- 1Enter your regex pattern in the pattern field
- 2Add test strings in the input area
- 3Matches are highlighted in real time
- 4Review capture groups and match details
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Looking for FAQs and advanced options? Visit the full Regex Tester page →