HID
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Note: This feature is available in Web Workers, except for Shared Web Workers.
The HID interface provides methods for connecting to HID devices, listing attached HID devices and event handlers for connected HID devices.
Instance properties
This interface also inherits properties of its parent, EventTarget.
Instance methods
This interface also inherits methods of its parent, EventTarget.
getDevices()-
Returns a
Promisethat resolves with an array of connected HID devices that the user has previously been granted access to in response to arequestDevice()call. requestDevice()-
Returns a
Promisethat resolves with an array of connectedHIDDeviceobjects. Calling this function will trigger the user agent's permission flow in order to gain permission to access one selected device from the returned list of devices.
Events
connect-
Fired when an HID device is connected.
disconnect-
Fired when an HID device is disconnected.
Specifications
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| WebHID API # dom-hid |
Browser compatibility
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HID
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connect event
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disconnect event
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getDevices
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requestDevice
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Available in workers
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Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- Partial support
- Partial support
- No support
- No support
- Experimental. Expect behavior to change in the future.
- See implementation notes.
- Has more compatibility info.