Regex Tester

Test regular expressions with real-time match highlighting.

Regex Pattern

Flags

gGlobal - Find all matchesiCase InsensitivemMultiline - ^ and $ match line boundariessDotall - . matches newlines

Common Patterns

Test String

0 characters

0 Matches

Enter a regex pattern and test string to see matches

Global - Find all matches

全局 - 查找所有匹配项

Case Insensitive

不区分大小写

Multiline - ^ and $ match line boundaries

多行 - ^ 和 $ 匹配行边界

Dotall - . matches newlines

单行 - . 匹配换行符