Regex Tester

Online Regex Tester

Test your regular expressions in real-time against any text. Matches are highlighted and listed with their positions. Supports all JavaScript regex features including lookaheads, lookbehinds, named groups, and Unicode properties.

Common Regex Patterns

Email: [\w.-]+@[\w.-]+\.\w+ — Matches most email addresses. URL: https?://[^\s]+ — Matches HTTP/HTTPS URLs. Phone: \+?\d[\d\s-]+ — Matches phone numbers with optional country code. IP Address: \d+(\.\d+) repeated — Matches IPv4 addresses.

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