Regex Builder
Home
About
Building Blocks
Character Classes
\d
Any digit
\D
Non-digit
[a-zA-Z]
Any letter
\w
Word character
\W
Non-word character
\s
Any whitespace
\S
Non-whitespace
.
Any character
Quantifiers
?
Optional
+
One or more
*
Zero or more
Anchors
Groups & Classes
Complex Blocks
Custom Number Range
Repeated Pattern
Optional Pattern
Exact Count
Count Range
Common Patterns
Validation
6
Dates & Times
6
Numbers
6
Text Formats
7
Network
5
Security
4
Markup & Code
10
International
4
Regex Builder
Export Code
Test String
Quick Test Strings
Replacement
Replace First
Replace All
Pattern Options
Global
(g)
Case Insensitive
(i)
Multiline
(m)
Active flags:
//g
Saved Patterns
Save Pattern