//安装
npm i -g npm
//引入
import _ from "lodash"//也可解构import {throttle} from "lodash" 下面的_.throttle换成throttle
//mousemove函数
methods: {
handler: _.throttle(function (e) {
console.log(e.offsetY);
}, 500),
}
//鼠标移动500毫秒之内只获取一次当前鼠标坐标值
debounce同理