Maison >interface Web >js tutoriel >图片加载进度实时显示_javascript技巧
<script>var l=0;var imgs;var sum=0;var imgs=new Array();function chk(){ l--; document.getElementById("aa").innerText=""+((sum-l)*100/sum)+"%" if (l==0){ for (var i=0;i<sum;i++) document.body.innerHTML+="<img src='"+imgs[i].src+"'>" }}if (document.images){imgs[0]=new Image()imgs[1]=new Image()imgs[2]=new Image()imgs[3]=new Image()imgs[4]=new Image()imgs[5]=new Image()imgs[6]=new Image()imgs[7]=new Image()imgs[0].src="/articleimg/2006/08/3859/01.jpg";imgs[1].src="/articleimg/2006/08/3859/02.jpg";imgs[2].src="/articleimg/2006/08/3859/03.jpg";imgs[3].src="/articleimg/2006/08/3859/04.jpg";imgs[4].src="/articleimg/2006/08/3859/05.jpg";imgs[5].src="/articleimg/2006/08/3859/06.jpg";imgs[6].src="/articleimg/2006/08/3859/07.jpg";imgs[7].src="/articleimg/2006/08/3859/08.jpg";} </script><body><div id="aa">0%</div><script>sum=l=imgs.length;for (var i=0;i<l;i++){ imgs[i].onload=chk; imgs[i].onerror=chk;//无论图片是否加载成功,都执行指定方法}</script></body>