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    DeviceRotationRate.alpha

    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 double indicating 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

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
    Basic support ? ? ? ? ?
    Feature Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
    Basic support ? ? ? ? ?

    Document Tags and Contributors

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     Contributors to this page: fscholz, teoli, MHasan, kscarfone, Sheppy
     Last updated by: fscholz,