Regex tester
Pattern
Input
1234

123.4

0.1234

12.040
Options
Replacement
Click the context tab to see replacements.
4 matches found in about 6 milliseconds.
IndexPositionMatched String
001234
18123.4
2170.123
32712.04
1234
​
​123.4
​
​0.1234
​
​12.040
  1. empty string
  2. whitespace
  3. whitespace
  4. 4

  5. 0