DeviceMotionEvent.rotationRate

Returns the rate at which the device is rotating around each of its axes in degrees per second.

Note: If the hardware isn't capable of providing this information, this property returns null.

Syntax

var rates = instanceOfDeviceMotionEvent.rotationRate;

Value

The rotationRates property is a read only object describing the rotation rates of the device around each of its axes:

alpha
The rate at which the device is rotating about its Z axis; that is, being twisted about a line perpendicular to the screen.
beta
The rate at which the device is rotating about its X axis; that is, front to back.
gamma
The rate at which the device is rotating about its Y axis; that is, side to side.

Specifications

Specification Status Comment
Device Orientation Events Working Draft Initial specification.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidiOS SafariSamsung Internet
Basic support
Experimental
Chrome Full support YesEdge Full support YesFirefox Full support 6IE ? Opera ? Safari ? WebView Android Full support YesChrome Android Full support YesEdge Mobile Full support YesFirefox Android Full support 6Opera Android No support NoSafari iOS Full support 4.2Samsung Internet Android ?

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.

See also

Document Tags and Contributors

Contributors to this page: fscholz, erikadoyle, jsx, kscarfone, justinpotts, Jeremie, Sheppy
Last updated by: fscholz,