USBDevice.deviceSubclass
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The deviceSubclass read only property of the
USBDevice interface one of three properties that identify USB devices for
the purpose of loading a USB driver that will work with that device. The other two
properties are USBDevice.deviceClass and USBDevice.deviceProtocol.
Syntax
var serialNumber = USBDevice.deviceSubclass
Value
A number.
Specifications
| Specification |
|---|
| WebUSB API # ref-for-dom-usbdevice-devicesubclass |
Browser compatibility
BCD tables only load in the browser