Regex Tester
Live regular expression tester with syntax highlighting and match groups.
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How to Use Regex Tester
1
Enter your regular expression pattern.
2
Add flags like 'g' (global) or 'i' (ignore case).
3
Type your test text to see matches instantly.
Features
Live Testing
Matches update automatically as you type your regex or text.
Group Capturing
Visualizes captured groups for complex patterns.
Standard Engine
Uses the browser's built-in JavaScript RegExp engine.