lovecoding
/
VIP20


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <link rel="stylesheet" href="font/iconfont.css">
  <style>
    * {
      margin: 0;
      padding: 0;
    }

    ul {
      list-style: none;
    }

    #container {
      width: 590px;
      height: 470px;
      margin: 100px auto;
      position: relative;
    }

    #img-box img {
      position: absolute;
      opacity: 0;
      transition: opacity 1s linear;
    }

    #img-box .actived {
      opacity: 1;
    }

    #btns {
      position: absolute;
      right: 20px;
      bottom: 20px;
    }

    #btns li {
      width: 20px;
      height: 20px;
      text-align: center;
      line-height: 20px;
      background: cyan;
      border-radius: 10px;
      color: white;
      float: left;
      margin-right: 7px;
    }

    #btns .select {
      background: red;
    }

    #prev,
    #next {
      width: 40px;
      height: 40px;
      position: absolute;
      top: 215px;
      opacity: 0.4;
      /* display: none; */
    }

    #next {
      right: 0;
    }

    #prev span {
      font-size: 40px;
    }

    #next span {
      font-size: 40px;
    }
  </style>
</head>

<body>
  <div id="container">
    <div id="img-box">
      <img class="actived" src="image/1.jpg" alt="">
      <img src="image/2.jpg" alt="">
      <img src="image/3.jpg" alt="">
      <img src="image/4.jpg" alt="">
      <img src="image/5.jpg" alt="">
    </div>
    <ul id="btns">
      <li class="select">1</li>
      <li>2</li>
      <li>3</li>
      <li>4</li>
      <li>5</li>
    </ul>
    <div id="prev">
      <span class="iconfont icon-shangyige"></span>
    </div>
    <div id="next">
      <span class="iconfont icon-xiayige"></span>
    </div>
  </div>
  <script>
    var uli = document.getElementsByTagName('li')
    var imgs = document.getElementsByTagName('img')
    var next = document.getElementById('next')
    var prev = document.getElementById('prev')
    var iNow = 0
    //点击按钮事件
    for (var i = 0; i < uli.length; i++) {
      uli[i].index = i
      uli[i].onclick = function () {
        iNow = this.index
        myFun(iNow)
      }
    }

    next.onclick = function(){
      iNow++;
      if(iNow > 4){
        iNow = 0
      }
      myFun(iNow)
    }
    prev.onclick = function(){
      iNow--;
      if(iNow < 0){
        iNow = 4
      }
      myFun(iNow)
    }
    var myFun = function (xx) {
      for (var j = 0; j < uli.length; j++) {
        uli[j].className = ''
        imgs[j].className = ''
      }
      uli[xx].className = 'select'
      imgs[xx].className = 'actived'
    }
  </script>
</body>

</html>