This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
BluetoothGATTService.isPrimary read-only property returns a
Boolean that indicates whether this is a primary service. If it is not a primary service, it is a secondary service.
var isPrimary = BluetoothGATTService.isPrimary
The definition of 'isPrimary' in that specification.
We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||45.0 ||?||?||?||?|
|Feature||Android||Android Webview||Firefox Mobile (Gecko)||Firefox OS||IE Mobile||Opera Mobile||Safari Mobile||Chrome for Android|
|Basic support||No support||No support||?||?||?||?||?||No support|
 Behind a flag. Chrome OS only.