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This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
The Bluetooth.requestDevice()
method of the Bluetooth
interface returns a Promise
to a BluetoothDevice
object with the specified options. If there is no chooser UI, this method returns the first device matching the criteria.
Syntax
Bluetooth.requestDevice(options).then(function(bluetoothDevice) { ... })
Returns
A Promise
to a BluetoothDevice
object.
Parameters
- options
- An object that sets options for the device request. The available options are:
filters[]
: An array ofBluetoothScanFilters
. This filter consists of an array ofBluetoothServiceUUID
s, aname
parameter, and anamePrefix
parameter.optionalServices[]
: An array ofBluetoothServiceUUID
s.
Example
navigator.bluetooth.requestDevice(options).then(function(device) { console.log('Name: ' + device.name); // Do something with the device. }) .catch(function(error) { console.log("Something went wrong. " + error); });
Specifications
Specification | Status | Comment |
---|---|---|
Web Bluetooth The definition of 'requestDevice()' in that specification. |
Draft | Initial definition. |
Browser compatibility
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
---|---|---|---|---|---|
Basic support | 45.0 [1] |
Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
---|---|---|---|---|---|---|---|---|
Basic support | No support | No support | 48.0 [2] |
[1] Behind a flag. Chrome OS only.
[2] Behind a flag. Requires Android 6 (Marshmallow).