BluetoothRemoteGATTDescriptor: readValue() method

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 BluetoothRemoteGATTDescriptor.readValue() method returns a Promise that resolves to an ArrayBuffer holding a duplicate of the value property if it is available and supported. Otherwise it throws an error.

Syntax

js
readValue()

Parameters

None.

Return value

A Promise that resolves to an ArrayBuffer.

Specifications

Specification
Web Bluetooth
# dom-bluetoothremotegattdescriptor-readvalue

Browser compatibility

BCD tables only load in the browser