About this tool
RegExr is the standard place to build and debug patterns for validation, parsing, and content cleanup. Keep tests in the sidebar so a clever expression does not become unmaintainable.
Details
| Attribute | Value |
|---|---|
| Category | Web Utility |
| Website | regexr.com |
| Added | 2026-08-12 |
| Last updated | 2026-08-12 |
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