html==========123123121231212312123121231212312123121231212312123121231212312123121231212312123121231212312123css================#div1{overflow:scroll;width:100px;height:100px;border:1pxsolid#000;}js======================vardiv=document.getElementById('div1');alert(div.clientHeight);//86alert(div.scrollHeight);//276alert(document.body.clientHeight);//1390alert(document.body.scrollHeight);//1410為什么div.clientHeight不能取到滾動條之后的高度，document.body.clientHeight可以取到滾動條之后的高度？
div的clientheight和body的clientheight怎么理解不同
暮色呼如
2019-04-19 15:59:22
