Regex Tester

Test regular expressions against strings with real-time highlighting and group capture.

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text_fields Test String

MATCH DETAILS 0 matches

#	Match	Index	Groups

help_outline Regex Cheat Sheet

Char	Description
`.`	Any character except newline
`\d`	Digit (0-9)
`\w`	Word character (a-z, A-Z, 0-9, _)
`\s`	Whitespace
`\b`	Word boundary
`^`	Start of string
`$`	End of string
`*`	0 or more
`+`	1 or more
`?`	0 or 1
`{n}`	Exactly n
`[abc]`	Any of a, b, or c
`(a\|b)`	a or b
`(?=...)`	Lookahead