Regex Tester

Live-test JavaScript regular expressions. Capture groups, flag toggles, replace preview, and inline match highlighting.

  • Matches2
  • Flagsg
  • StatusOK
Pattern
//
Test text
Highlighted

Call 555-0142 or 555-8021 today.

Replace ($1, $2 for groups)
Matches (2)
  • #1 555-0142groups: [1]=555 [2]=0142
  • #2 555-8021groups: [1]=555 [2]=8021