USBDevice: deviceVersionMajor property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The deviceVersionMajor read only property of the USBDevice interface he major version number of the device in a semantic versioning scheme.

A number.

Specification
WebUSB API # ref-for-dom-usbdevice-deviceversionmajor

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