javascript 返回顶部
2020-11-27 14:58
标签：返回顶部 style java ext javascript width #linGoTopBtn { function setScrollTop(value) window.onscroll = function()
obj.onclick = function()
setScrollTop(getScrollTop()/1.1); }
POSITION: fixed;
TEXT-ALIGN: center; LINE-HEIGHT: 30px; WIDTH: 30px; BOTTOM: 35px; HEIGHT: 33px;
FONT-SIZE: 12px; CURSOR: pointer; RIGHT:
0px;
}
{
document.documentElement.scrollTop ? document.documentElement.scrollTop =
value : document.body.scrollTop = value;
}
{
getScrollTop() > 0 ?
obj.style.display =‘‘ : obj.style.display = ‘none‘;
}
{
var goTop = setInterval(scrollMove, 5); //
单位毫秒
function
scrollMove()
{
if(getScrollTop() }
}