WheelEvent.deltaX
The WheelEvent.deltaX read-only property is a double representing the horizontal scroll amount in the WheelEvent.deltaMode unit.
Syntax
var dX = event.deltaX;
Example
var syntheticEvent = new WheelEvent("syntheticWheel", {"deltaX": 4, "deltaMode": 0}); console.log(syntheticEvent.deltaX);
Specifications
| Specification |
|---|
| UI Events # dom-wheelevent-deltax |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
deltaX |
31 |
12 |
17 |
9
IE9 supports an old draft of the spec where this value was a
long instead of a double. |
18 |
8 |
≤37 |
31 |
17 |
18 |
8 |
2.0 |
See also
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https://developer.mozilla.org/en-US/docs/Web/API/WheelEvent/deltaX