RegEx Lab

Visualize and test your Regular Expressions in real-time with syntax highlighting and match groups.

Common Patterns

Flags

Global

(Capture group start

[a-zA-Z0-9._%+-]Character set

+One or more times

)Capture group end

@Literal text "@"

(Capture group start

[a-zA-Z0-9.-]Character set

+One or more times

\.Escaped: .

[a-zA-Z]Character set

{2,}Range quantifier

)Capture group end

/ Flags separator

gGlobal: Don't return after first match

support@example.comIndex: 14

sales@serbaserbi.idIndex: 37

.Any character except newline

\dAny digit (0-9)

\wWord character (a-z, A-Z, 0-9, _)

\sWhitespace character

^Start of string/line

$End of string/line

[abc]Character set

*Zero or more

+One or more

?Zero or one

(...)Capture group

|Alternation (OR)