Regex Tester
Test regular expressions against text in real-time
How It Works
- Enter your regular expression pattern in the Pattern field
- Add flags like g (global) or i (case-insensitive) as needed
- Type test text and see real-time match results
Frequently Asked Questions
What regex engine does this use?
It uses JavaScript's built-in RegExp engine, which supports most common regex features.
What flags are commonly used?
Common flags include g (global match), i (case-insensitive), m (multiline), s (dotall), and u (unicode).