This property indicates the rate of rotation around the Z axis -- in degrees per second -- in a DeviceMotionEventRotationRate 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 |
|---|---|---|
| DeviceOrientation Event Specification The definition of 'DeviceMotionEventRotationRate: alpha' in that specification. |
Editor's Draft |
Browser compatibility
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