readValue() - Web APIs 编辑
Experimental
This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
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
BluetoothRemoteGATTDescriptor.readValue().then(function(value[]) { ... })Returns
A Promise that resolves to an ArrayBuffer.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Bluetooth The definition of 'readValue()' in that specification. | Draft | Initial definition. |
Browser Compatibility
BCD tables only load in the browser
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