Regex Tester Tool

Regex Tester

Regular Expression (e.g., \\b\\w+\\b): Test String:

Need to test a regular expression quickly? Our Regex Tester Tool makes it easy to write, test, and debug your regular expressions in real time. Simply enter your regex pattern and input text — the tool will instantly highlight matches, display captured groups, and alert you to syntax errors.

Perfect for developers, data analysts, and learners who work with pattern matching, data validation, or string manipulation.

Tool Features:

🔍 Real-Time Regex Testing – Instantly test and see regex matches.
✨ Syntax Highlighting & Match Preview – Easy-to-read interface for learning and debugging.
🧩 Supports Capturing Groups & Flags – View all matches and groups in detail.
💡 Helpful for Validation, Extraction & Replacement – Use it for emails, numbers, tags, and more.
🆓 100% Free & No Login Required – Browser-based and mobile-friendly.