Regex tester
Pattern
Input
blah blah foo This is a test blah.  the test does not work. bar
Options
Replacement
Click the context tab to see replacements.
1 match found in about 6 milliseconds.
IndexPositionMatched String$1$2$3
010foo This is a test blah. the test does not work. barfooblahbar
blah blah foo This is a test blah.  the test does not work. bar
  1. blah blah
  2. foo
  3. blah
  4. bar
  5. empty string