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。
标签：
js,轮播图
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