原生态图片轮播

  1.     var curIndex = 0;
  2.     //时间间隔 单位毫秒
  3.     var timeInterval = 5000;
  4.     var arr = new Array();
  5.     arr[0] = "Images/addimg/adv_meitu_1.jpg";
  6.     arr[1] = "Images/addimg/adv_meitu_2.jpg";
  7.     arr[2] = "Images/addimg/adv_meitu_3.jpg";
  8.     arr[3] = "Images/addimg/adv_meitu_4.jpg";
  9.     setInterval(changeImg, timeInterval);
  10.     function changeImg() {
  11.         var obj = document.getElementById("img");
  12.         if (curIndex == arr.length - 1) {
  13.             curIndex = 0;
  14.         }
  15.         else {
  16.             curIndex += 1;
  17.         }
  18.         obj.src = arr[curIndex];
  19.     }





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原文地址：https://www.cnblogs.com/wupd2014/p/4961228.html