// 引入防抖函数 import { debounce as _debounce } from 'lodash-es' /** * @description: 监听元素尺寸变化 * @param {*} el 元素dom * @param {*} cb resize变化时执行的方法 * @param {*} wait 防抖间隔 * @return {*} */ export default (el, cb, wait = 200) => { const resizeObserver = new ResizeObserver(_debounce(cb, wait)) resizeObserver.observe(el) const destroy = () => { resizeObserver.disconnect(el) } return { destroy, resizeObserver } }