Build and test regular expressions visually
Quick Add Patterns
Characters
. Any character
\d Digit (0-9)
\w Word character
\s Whitespace
\b Word boundary
Quantifiers
* 0 or more
+ 1 or more
? 0 or 1
{'{'}n{'}'} Exactly n
{'{'}n,m{'}'} n to m
Anchors
^ Start of string
$ End of string
Groups
(abc) Capture group
(?:abc) Non-capture
a|b Or
Build and test regular expressions visually
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