Regex Cheatsheet - Regular Expression Quick Reference
Quick reference for regular expression patterns. Character classes, quantifiers, anchors, and common patterns.
Exactly n {n}
QuantifierMatches preceding expression exactly n times
Pattern
{n}Examples
\d{4}Matches exactly 4 digits
Matches: 2024, 1234
a{3}Matches exactly 3 a's
Matches: aaa
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