MouseEvent.movementY

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

MouseEvent 接口的 MouseEvent.movementY 只读属性提供了当前事件和上一个 mousemove 事件之间鼠标在竖直方向上的移动值。换句话说，这个值是这样计算的：currentEvent.movementY = currentEvent.screenY - previousEvent.screenY。

语法

var yShift = instanceOfMouseEvent.movementY

返回值

A number

规范

Specification
Pointer Lock 2.0
# dom-mouseevent-movementy

浏览器兼容性

BCD tables only load in the browser

相关