WebTools

300 Useful Tools & Utilities to make life easier.

Regex Tester

Test your regular expressions in real-time with syntax highlighting and a cheatsheet.

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Results
No matches found.
Regex Cheatsheet
.Any character except newline
\wWord (A-Z, a-z, 0-9, _)
\dDigit (0-9)
\sWhitespace (space, tab, etc)
[abc]Any of a, b, or c
[^abc]Not a, b, or c
*0 or more
+1 or more
?0 or 1
{3}Exactly 3
{3,}3 or more
{3,5}Between 3 and 5
^Start of string / line
$End of string / line
\bWord boundary
(abc)Capture group
(?:abc)Non-capturing group
(?=abc)Positive lookahead
(?!abc)Negative lookahead
gGlobal match
iCase-insensitive
mMulti-line
uUnicode
sDot matches newline
A powerful tool for developers to test and debug regular expressions. Features real-time matching, group capture visualization, syntax error reporting, and a comprehensive regex cheatsheet.
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