Navigator: vendorSub property

Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

The value of the Navigator.vendorSub property is always the empty string, in any browser.


  • The empty string


HTML Standard
# dom-navigator-vendorsub-dev

Browser compatibility

BCD tables only load in the browser