Regex Tester & Validator
Test regular expressions with real-time matching and highlighting. Includes common regex patterns.
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Common Patterns
About Regex Tester
Regular expressions (regex) are powerful patterns used for matching character combinations in strings. Our regex tester helps you build, test, and debug regular expressions with real-time feedback.
Features
- Real-time regex matching with live highlighting
- Support for all regex flags (g, i, m, s, u, y)
- Match groups and capture group visualization
- Common regex patterns library
- Detailed match information
- Test multiple strings at once
Common Regex Patterns
- Email: /^[^\s@]+@[^\s@]+\.[^\s@]+$/
- URL: /https?:\/\/(www\.)?[-a-zA-Z0-9@:%._+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b/
- Phone: /^\+?[\d\s\-()]+$/
- Date (YYYY-MM-DD): /^\d4-\d2-\d2$/