WheelEvent: deltaX プロパティ
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
WheelEvent.deltaX は読み取り専用のプロパティで、 WheelEvent.deltaMode 単位での水平スクロール量を表す double です。
値
数値です。
例
js
const syntheticEvent = new WheelEvent("syntheticWheel", {
deltaX: 4,
deltaMode: 0,
});
console.log(syntheticEvent.deltaX);
仕様書
| Specification |
|---|
| UI Events # dom-wheelevent-deltax |