const main = document.getElementsByClassName('ehcart-container'); // 获取div的dom
const resizeObserver = new ResizeObserver((entries, b) => {
this.resizeDom();// 触发变化
});
resizeObserver.observe(main[0])// 订阅
监听div的宽度变化
最新推荐文章于 2024-10-24 11:29:09 发布