js实现多张图片每隔一秒切换一张图片

时间:2021-04-03 人气:0
<head>
 <meta charset="UTF-8">
 <title></title>
 <script type="text/javascript" src="/plugin/jquery-easyui-1.4.3/jquery.min.js"></script>
</head>
<body style="background-color: pink">
 <div id="carousel" style="border:1px solid #000000; float:left; width:400px;">
 <div id="tabpic">
  <div style="display:block;"><img src="/images/1.jpg" width="400px" height="400px"/></div>
  <div style="display:none;"><img src="/images/2.jpg" width="400px" /></div>
  <div style="display:none;"><img src="/images/3.jpg" width="400px" /></div>
  <div style="display:none;"><img src="/images/4.jpg" width="400px" /></div>
 </div>
 <div style="float:right;">
  <a href="javascript:void(0)" name="tablink" οnclick="div_tab(0)" style="color:#ff0000;">1</a>
  <a href="javascript:void(0)" name="tablink" οnclick="div_tab(1)" style="color:#0000ff;">2</a>
  <a href="javascript:void(0)" name="tablink" οnclick="div_tab(2)" style="color:#0000ff;">3</a>
  <a href="javascript:void(0)" name="tablink" οnclick="div_tab(3)" style="color:#0000ff;">4</a>
 </div>
 </div>
</body>
<script type="text/javascript">
 function div_tab(tabName){
 var tabLinkArr=document.getElementsByName("tablink");
 var tabPicArr=document.getElementById("tabpic").getElementsByTagName("div");
 for(var i=0;i<tabLinkArr.length;i++){
  if(i==tabName){
  tabLinkArr[i].style.color="#ff0000";
  tabPicArr[i].style.display="block";
  } else{
  tabLinkArr[i].style.color="#0000ff";
  tabPicArr[i].style.display="none";
  }
 }
 }
 var i=0;
 function auto_tab_div(){
 //如果切換到最後一張圖片則重新從第一張開始
 if(i>3){
 i=0;
 }
 //每兩秒自動讀取下一張圖片
 div_tab(i);
 i++;
 }
 setInterval("auto_tab_div()",1000);
</script>
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