图片加载进度实时显示

复制代码 代码如下:

  

  <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>

  

   [Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]