Regex Cheatsheet - Regular Expression Quick Reference
Quick reference for regular expression patterns. Character classes, quantifiers, anchors, and common patterns.
Hex String Pattern
Common PatternMatch hexadecimal string
Pattern
^[0-9A-Fa-f]+$Examples
FF5733Color hex value
Matches: FF5733
0a1b2cHex string
Matches: 0a1b2c
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