Regex Cheatsheet - Regular Expression Quick Reference
Quick reference for regular expression patterns. Character classes, quantifiers, anchors, and common patterns.
URL Pattern
Common PatternMatch HTTP/HTTPS URL format
Pattern
^https?:\/\/[^\s\/$.?#]+\.[^\s]*$Syntax
Explanation
Matches full URL with protocol, domain, and path. Supports http and https.
Recommended Flags
Examples
https://www.example.com/path?q=1Complete URL
Matches: https://www.example.com/path?q=1
http://localhost:3000/apiLocalhost URL
Matches: http://localhost:3000/api
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