Regex Tester & Matcher
Test regular expressions against text with instant matches
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Regex Pattern
Flags
Tip: enable the global (g) flag to find every match in the text.
Test Text
Match Results
The Regex Tester is built for developers, analysts, and QA teams who need reliable pattern matching during validation and debugging. Paste your pattern, choose the flags you need, and instantly see what matches in real text with full capture groups and indexes for accuracy.
This tool is ideal for form validation rules, log parsing, input sanitization, and data cleansing workflows. It helps you verify email, phone, and ID formats, extract structured data, and debug complex patterns without setting up a local environment.
Everything runs locally in your browser for privacy. Whether you are tuning a JavaScript RegExp for production code or analyzing large text samples for compliance checks, this tester gives you fast feedback and clear match details.
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