Home > Web Front-end > JS Tutorial > body text

javaScript handwritten picture carousel

高洛峰
Release: 2016-10-20 13:32:29
Original
1209 people have browsed it

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>js图片轮播切换</title>
<style type="text/css">
  .imgCon{width: 400px;height: 400px;border: 2px solid #DCDCDC;margin: 100px auto;position: relative;}
  .imgCon span{display: block;position: absolute;left: 0px;width: 100%;height: 30px;background: #808080;text-align: center;font-size: 18px;line-height: 30px;}
  .numStyle{top: 0px;}
  .textStyle{bottom: 0px;}
  .imgCon strong{font-size: 30px;color: #000000;position: absolute;top: 50%;display: block;background: gray;cursor: pointer;}
  .imgCon .prev{left: 10px;}
  .imgCon .next{left: 370px;}
  img{width:400px;height: 400px;}
</style>
</head>
<body>
  <div class="imgCon">
    <span id="numCon" class="numStyle">加载中...</span>
    <span id="textCon" class="textStyle">加载中...</span>
    <strong id="prev" class="prev"><</strong>
    <strong id="next" class="next">></strong>
    <img  src="" id="imgChange"/ alt="javaScript handwritten picture carousel" >
  </div>
  <script type="text/javascript">
    var numCon = document.getElementById(&#39;numCon&#39;);
    var textCon = document.getElementById(&#39;textCon&#39;);
    var prev = document.getElementById(&#39;prev&#39;);
    var next = document.getElementById(&#39;next&#39;);
    var imgChange = document.getElementById(&#39;imgChange&#39;);
    var imgArr = [&#39;img/ad1.jpg&#39;,&#39;img/ad2.jpg&#39;,&#39;img/ad3.jpg&#39;,&#39;img/ad4.jpg&#39;];
    var imgText = [&#39;第一张&#39;,&#39;第二张&#39;,&#39;第三张&#39;,&#39;第四张&#39;];
    var num = 0;
    //数字 图片变化函数
    function imgTab(){
      numCon.innerHTML = num+1 + &#39;/&#39; + imgArr.length; //数字变化
      textCon.innerHTML = imgText[num]; //底部文字内容变化
      imgChange.src = imgArr[num]; //图片变化
    }
    imgTab();
    //下一张 按钮
    next.onclick = function(){
    num++;
    if(num == imgArr.length){
      num = 0;
    }
    imgTab();
    }
    //上一张 按钮
    prev.onclick = function(){
      num--;
    if(num == -1){
      num = imgArr.length-1;
    }
    imgTab();
    }
  </script>
</body>
</html>
Copy after login


Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template