Regex Tester
Test and debug regular expressions with real-time matching highlight and code generation
Regular Expression
//g
Flags
gglobal
iignore case
mmultiline
sdotAll
uunicode
Common Patterns
Test Text
Match Results0 matches
No matches
Common Syntax
.Match any single character (except newline)*Match previous token 0 or more times+Match previous token 1 or more times?Match previous token 0 or 1 time^Match start of string$Match end of string\dMatch any digit [0-9]\wMatch any word character [a-zA-Z0-9_]\sMatch any whitespace[abc]Match any character in brackets(a|b)Match a or b(?:...)Non-capturing groupFlags Reference
- g (global) - Global match, find all matches
- i (ignore case) - Case-insensitive matching
- m (multiline) - Multiline mode, ^ and $ match line boundaries
- s (dotAll) - Make . match all characters including newlines
- u (unicode) - Enable full Unicode support