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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 AmbientLightSensorReading() constructor creates a new AmbientLightSensorReading object.


var reading = AmbientLightSensorReading.AmbientLightSensorReading(illuminance)


Options are as follows:
  • illuminance: TBD.


Specification Status Comment
Ambient Light Sensor
The definition of 'AmbientLightSensorReading()' in that specification.
Editor's Draft Initial definition.

Browser Compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 54.0 ? ? ? ?
Feature Android Android Webview Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 54.0 ? ? ? ? ? 54.0

Document Tags and Contributors

 Contributors to this page: bunnybooboo, jpmedley
 Last updated by: bunnybooboo,