WheelEvent.deltaZ

The WheelEvent.deltaZ read-only property is a double representing the scroll amount along the z-axis, in the WheelEvent.deltaMode unit.

Syntax

var dZ = event.deltaZ;

Example

var syntheticEvent = new WheelEvent("syntheticWheel", {"deltaZ": 4, "deltaMode": 0});

console.log(syntheticEvent.deltaZ);

Specifications

Specification Status Comment
Document Object Model (DOM) Level 3 Events Specification
The definition of 'WheelEvent.deltaZ' in that specification.
Obsolete Initial definition.

Browser compatibility

DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
deltaZChrome Full support 31Edge Full support 12Firefox Full support 17IE Full support 9
Notes
Full support 9
Notes
Notes IE9 supports an old draft of the spec where this value was a long instead of a double.
Opera Full support 18Safari Full support 6.1WebView Android Full support YesChrome Android Full support YesFirefox Android Full support 17Opera Android Full support YesSafari iOS No support NoSamsung Internet Android Full support Yes

Legend

Full support
Full support
No support
No support
See implementation notes.
See implementation notes.

See also