Regex101

Regex101 is an online platform that provides a comprehensive environment for creating and testing regular expressions (regex). It features a user-friendly interface that allows users to input regex patterns and test strings, providing instant feedback and detailed match information.

1. Regex Editor: Interactive space to write and modify regex patterns.
2. Flavor Support: Choose from multiple regex flavors (e.g., PCRE, ECMAScript, Python).
3. Instant Explanations: Automatically generated explanations for your regex as you type.
4. Match Information: Detailed breakdown of matches, including groups and positions.
5. Community Patterns: Access and share regex patterns with the community.
6. Regex Debugger: Step through your regex to understand its behavior.