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Regex Tester
Regular Expression
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Test String
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0 Matches found
Invalid Regex
Cheat Sheet
.
Any character
\w
Word character
\d
Digit
\s
Whitespace
[abc]
Any of a, b, or c
[^abc]
Not a, b, or c
[a-z]
Char between a-z
Quantifiers
*
0 or more
+
1 or more
?
0 or 1
{3}
Exactly 3
Anchors
^
Start of string
$
End of string
\b
Word boundary
Example: Email
Example: Date