Regex tester
Pattern
Input
A B C C B C A D ABCD
Options
Replacement
Click the context tab to see replacements.
2 matches found in about 1 millisecond.
IndexPositionMatched String$1
00AA
12BB
A B C C B C A D ABCD
  1. empty string
  2. A
  3. whitespace
  4. B
  5. C C B C A D ABCD