Web platform features explorer

Numeric separators

Widely available since 2023-01-28
Tags: javascript Groups: JavaScript

To improve readability for numeric literals, underscores (_) can be used as separators. For example, 1_050.95 is equivalent to 1050.95.

Browser support

  • Chrome 75 Released on 2019-06-04
  • Chrome Android 75 Released on 2019-06-04
  • Edge 79 Released on 2020-01-15
  • Firefox 70 Released on 2019-10-22
  • Firefox for Android 79 Released on 2020-07-28
  • Safari 13 Released on 2019-09-19
  • Safari on iOS 13 Released on 2019-09-19