Regex Tester - Test Regular Expressions Online.
Admin
·
Regex Tester - Test Regular Expressions Online
🎯 Try the Tool → Test and debug regular expressions with real-time match highlighting
Debug Regular Expressions
Test regex patterns against sample text with instant feedback. See matches highlighted in real-time and debug complex expressions with explanations.
Features
🎨 Real-time Highlighting - See matches as you type
🔍 Multiple Flavors - JavaScript, Python, PHP regex support
📝 Match Groups - View capture groups and named groups
⚡ Performance Metrics - Execution time and efficiency
📋 Common Patterns - Pre-built patterns for emails, URLs, etc.
Common Use Cases
✅ Email validation patterns
✅ Phone number formatting
✅ Data extraction from text
✅ Input sanitization rules
✅ Log parsing expressions