Regex Tester Tool

Test regular expressions with live match highlighting.

code · runs locally in your browser

Test string

58 Characters

48 No spaces

11 Words

1 Lines

2 Sentences

11 matches

Highlighted

Hello world! This is a regex test string with 123 numbers.

Matches

1. [0] "Hello"
2. [6] "world"
3. [13] "This"
4. [18] "is"
5. [21] "a"
6. [23] "regex"
7. [29] "test"
8. [34] "string"
9. [41] "with"
10. [46] "123"
11. [50] "numbers"