Regex Tester

Test and debug regular expressions with real-time matching

Regular Expression Pattern

Test String

Flags: g (global), i (case-insensitive), m (multiline), s (dotAll), u (unicode), y (sticky)

Common Patterns: \\w+ (word characters), \\d+ (digits), [a-z]+ (letters), .* (any character)

Groups: Use parentheses () to create capture groups for extracting specific parts of matches.

Anchors: ^ (start), $ (end), \\b (word boundary) help position your pattern.