orientation
Specifies the orientation of the device.
Declaration
readonly attribute long orientation;Discussion
This property is set to one of the values in Table 1. For example, if the user starts with the device in portrait orientation and then changes to landscape orientation by turning the device to the right, the window’s orientation property is set to -90. If the user instead changes to landscape by turning the device to the left, the window’s orientation property is set to 90. The default value is 0.
Value | Description |
|---|---|
| Portrait orientation. This is the default value. |
| Landscape orientation with the screen turned clockwise. |
| Landscape orientation with the screen turned counterclockwise. |
| Portrait orientation with the screen turned upside down. This value is currently not supported on iPhone. |