摘要: let bodyEl = document.body let top = 0 function stopBodyScroll (isFixed) { if (isFixed) { top = window.scrollY bodyEl.style.position = 'fixed' bodyEl. 阅读全文
posted @ 2020-05-18 17:51 慕东 阅读(297) 评论(0) 推荐(0) 编辑