Sensor.hasReading

The hasReading read-only property of the Sensor interface returns a Boolean indicating whether the sensor has a reading.

Syntax

var boolean = sensorInstance.hasReading

Because Sensor is a base class, hasReading may only be read from one of its derived classes.

Value

A Boolean.

Specifications

Specification Status Comment
Generic Sensor API
The definition of 'hasReading' in that specification.
Candidate Recommendation Initial definition.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
hasReadingChrome Full support 69Edge ? Firefox ? IE ? Opera Full support 56Safari ? WebView Android Full support 69Chrome Android Full support 69Firefox Android ? Opera Android Full support 48Safari iOS ? Samsung Internet Android Full support Yes

Legend

Full support  
Full support
Compatibility unknown  
Compatibility unknown

Document Tags and Contributors

Contributors to this page: mdnwebdocs-bot, jpmedley
Last updated by: mdnwebdocs-bot,