WheelEvent: deltaY property
The WheelEvent.deltaY
read-only property is a
double
representing the vertical scroll amount in the
WheelEvent.deltaMode
unit.
Value
A number.
Examples
js
const syntheticEvent = new WheelEvent("syntheticWheel", {
deltaY: 4,
deltaMode: 0,
});
console.log(syntheticEvent.deltaY);
Specifications
Specification |
---|
UI Events # dom-wheelevent-deltay |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
deltaY |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.