This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The BluetoothGATTService.getCharacteristics() method returns a Promise to a list of BluetoothGATTCharacteristic instances for a given universally unique identifier (UUID).
Syntax
bluetoothGATTServiceInstance.getCharacteristics(characteristics).then(function(BluetoothGATTCharacteristic[]) { ... } )
Returns
A Promise to an Array of BluetoothGATTCharacteristic instances.
Parameters
- characteristic
- The UUID of a characteristic, for example
'00002a37-0000-1000-8000-00805f9b34fb'for the Heart Rate Measurement characteristic.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Bluetooth The definition of 'getCharacteristics()' in that specification. |
Draft | Initial definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | No | ? | ? | ? | ? | ? |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | No | No | ? | ? | ? | ? | ? |