基于JavaScript实现轮播图效果

(编辑：jimmy 日期: 2024/12/23 浏览：3 次 )

本文实例为大家分享了JavaScript实现轮播图效果的具体代码，供大家参考，具体内容如下

学习笔记（学校的课设），实现了左右切换，按指示点切换、按小图标切换和自动切换，但是还有某些功能没完善，如：切换到某张图片后，左右并没有切换到前后相应的图片。

先看实现效果：

代码仅供参考：

<!DOCTYPE html>
<html>
 <head>
 <meta charset="UTF-8">
 <title></title>
 <style>
 .div0{
 height: 100px;
    width: 100%;
    background-color:black;
    opacity:0.75;
 }
 .div1{
 background-image: url(img/bg2.png);
    height: 400px;
    width: 100%;
    
 }
 .div2{
 height: 200px;
    width: 100%;
    background-color:black;
    opacity:0.75;
    position: absolute;
    
    
 }
 .spot{
 position: absolute;
 left: 10%;
 }
 .spot_list1{
 float: left;
 border:3px solid wheat;
    transform:rotate(-30deg);
    -ms-transform:rotate(-30deg);
    -moz-transform:rotate(-30deg);
    -webkit-transform:rotate(-30deg);
    -o-transform:rotate(-30deg);
     opacity:0.5;
 }
 .spot_list2{
 float: left;
 border:3px solid wheat;
    transform:rotate(-15deg);
    -ms-transform:rotate(-15deg);
    -moz-transform:rotate(-15deg);
    -webkit-transform:rotate(-15deg);
    -o-transform:rotate(-15deg);
    opacity:0.5;
 }
 .spot_list3{
 float: left;
 border:3px solid wheat;
    transform:rotate(28deg);
    -ms-transform:rotate(28deg);
    -moz-transform:rotate(28deg);
    -webkit-transform:rotate(28deg);
    -o-transform:rotate(28deg);
    opacity:0.5;
 }
 .div1_1{
 border: 10px solid gainsboro;
 width: 830px;
 height: 300px;
 left: 10%;
 top: 10%;
 position: relative;
 overflow: hidden;
 }
 .btn {
   width: 100%;
   height: 80px;
   position: absolute;
   margin: 0 auto;
   top: 120px;
  }
  .box_big {
   position: absolute;
   height: 400px;
   vertical-align: middle

  }
  #imgList{
 list-style: none;
 position: absolute; 
 }
 
 #imgList li{
 float: left;
 margin: 0 10px;
 }
  .left_btn, .right_btn {
   width: 30px;
   height: 80px;
   background:gray;
   line-height: 90px;
   border-radius: 10px;

  }

  .left_btn {
   float: left;
  }

  .right_btn {
   float: right;
  }
  #navDiv{
  position: absolute;
 left: 300px; 
 }
 #navDiv a{
 float: left;
 width: 15px;
 height: 15px;
 border-radius:50%;
 background-color: black;
 margin: 0 10px;
 opacity: 0.5;
 filter: alpha(opacity=50); 
 }

 #navDiv a:hover{
 background-color: red;
 }
 </style>
 </head>
 <body>
 <div class="div0"></div>
 <div class="div1">
 <div class="div1_1">
 <div id="navDiv">
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></a>
 </div>
 <div class="box_big"> 
 <ul id="imgList">
 <li><img src="/UploadFiles/2021-04-02/1.jpg">

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。

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