This property indicates the rate of rotation around the Z axis -- in degrees per second -- in a DeviceRotationRate object.
Syntax
var alpha = deviceRotationRate.alpha;
This property is read-only.
Return value
alpha- A
doubleindicating the rate of rotation around the Z axis, in degrees per second. See Accelerometer values explained for details.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Device Orientation Events | Working Draft | Initial specification. |
Browser compatibility
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| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | ? | ? | ? | ? |
| Feature | Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|
| Basic support | ? | ? | ? | ? | ? |