AmbientLightSensor

The AmbientLightSensor interface of the the Ambient Light Sensor API returns an interface for accessing AmbientLightSensorReading.

Constructor

AmbientLightSensor.AmbientLightSensor()

Creates a new AmbientLightSensor object.

Properties

AmbientLightSensor.reading

Returns an AmbientLightSensorReading interface, containing the current light level.

Examples

if ( 'AmbientLightSensor' in window ) {
  var sensor = new AmbientLightSensor();
  sensor.onreading = function() {
    console.log('Current light level:', sensor.illuminance);
  };
  sensor.onerror = function(event) {
    console.log(event.error.name, event.error.message);
  };
  sensor.start();
}

Browser Compatibility