Regex Tester
Test regular expressions against sample text and inspect matches.
Quick Links
Quick Example
Input: Pattern: \b\w+\b
Output: Matched tokens list
Common mistakes
- Using demo outputs directly in high-security production workflows.
- Ignoring timezone/locale assumptions in date conversions.
- Storing sensitive samples in shared browser profiles.
String Ninja tools run in the browser for practical text, security, and data workflows. For critical production decisions, validate outcomes in controlled pipelines.