Regex
Test regular expressions with real-time matching, capture groups, and flags.
Pattern
Copy Pattern
Copy /g
/
/g
Flags
g
Global
i
Case Insensitive
m
Multiline
s
DotAll
u
Unicode
Test String
0 matches
Hello World! This is a test string. Test 123 and test 456.
Hello World! This is a test string. Test 123 and test 456.
Match Details
Enter a pattern to see matches
Common Patterns
Email
URL
Phone (US)
IPv4
Date (YYYY-MM-DD)
Time (HH:MM)
Hex Color
Integer
Decimal
Word
Whitespace
HTML Tag
Regex Cheatsheet