Test and debug regular expressions in real-time
Regular Expression
//g
Test String
Hello world! My email is test@example.com and my website is https://example.com
0 found
Enter a pattern to start matching
Quick Reference
Character Classes
. - Any character
\d - Digit [0-9]
\w - Word char
\s - WhitespaceQuantifiers
* - 0 or more
+ - 1 or more
? - 0 or 1
{n} - Exactly nAnchors
^ - Start
$ - End
\b - Word boundaryGroups
(...) - Capture
(?:...) - Non-capture
(?=...) - Lookahead