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DeviceMotionEventRotationRate: alpha property

files/en-us/web/api/devicemotioneventrotationrate/alpha/index.md

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{{APIRef("Device Orientation Events")}}{{securecontext_header}}

The alpha read-only property of the {{domxref("DeviceMotionEventRotationRate")}} interface indicates the rate of rotation around the Z axis, in degrees per second.

Value

A double indicating the rate of rotation around the Z axis, in degrees per second. See Orientation and motion data explained for details.

Specifications

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Browser compatibility

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