.* Regex Tester
Test regular expressions against sample text and see matching results instantly.
Why use this tool?
Test regular expressions against sample text and see matching results instantly.
Free Regex Tester guide
What it does
Test regular expressions against sample text instantly.
Common uses
- Debug regex patterns
- Extract matching text
- Test validation rules
- Learn regular expressions
Search terms
regex tester, regular expression tester
FAQ
What is regex?
A regular expression is a pattern used to match text.
Can I test multiple matches?
Yes. The tool lists matches found in your sample text.
Does regex syntax vary by language?
Yes. This browser-based tester uses JavaScript regular expression syntax.