Non-standard
      This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
The DeviceOrientationEvent constructor creates a new DeviceOrientationEvent.
Syntax
var deviceOrientationEvent = new DeviceOrientationEvent(type[, options])
Parameters
type
- Either "deviceorientation"or"deviceorientationabsolute". If the later, thenoptions.absoluteshould be true.
- options Optional
- Options are as follows:
 - alpha: A number representing the motion of the device around the z axis, express in degrees with values ranging from 0 to 360.
- beta: A number representing the motion of the device around the x axis, express in degrees with values ranging from -180 to 180. This represents a front to back motion of the device.
- gama: A number representing the motion of the device around the y axis, express in degrees with values ranging from -90 to 90. This represents a left to right motion of the device.
- absolute: A boolean that indicates whether or not the device is providing orientation data absolutely.
 
Specifications
| Specification | Status | Comment | 
|---|---|---|
| Device Orientation Events | Working Draft | Initial definition. | 
Browser Compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) | 
|---|---|---|---|---|---|
| Basic support | 59 | ? | ? | ? | 
| Feature | Android Webview | Chrome for Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | 
|---|---|---|---|---|---|---|---|
| Basic support | 59 | 59 | ? | ? | ? | ? |