<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.box {
width: 380px;
height: 260px;
position: relative;
}
.box-img {
width: 380px;
height: 260px;
position: absolute;
top: 0;
left: 0;
/*//图片都隐藏*/
opacity: 0;
transition: all 1.5s;
}
/*第一张显示*/
.box-img:nth-child(1) {
opacity: 1;
}
.box-left {
width: 35px;
height: 70px;
color: #ccc;
position: absolute;
top: 100px;
left: 0;
line-height: 70px;
}
.box-right {
width: 35px;
height: 70px;
color: #ccc;
position: absolute;
top: 100px;
right: 0;
line-height: 70px;
}
.box-left:hover, .box-right:hover {
background: #00000050;
color: #fff;
}
.box-zhiding {
position: absolute;
bottom: 10px;
right: 10px;
}
.box-zhiding ul {
margin: 0;
padding: 0;
list-style: none;
}
.box-zhiding li {
width: 14px;
height: 14px;
border-radius: 100%;
background: #ccc;
float: left;
margin-right: 10px;
}
.box-zhiding li:hover {
background: #fff;
}
.current {
background: red !important;
}
</style>
</head>
<body>
<div class="box">
<div><img class="box-img" src="1.jpg" alt="" title="1"></div>
<div><img class="box-img" src="2.jpg" alt="" title="2"></div>
<div><img class="box-img" src="3.jpg" alt="" title="3"></div>
<div><img class="box-img" src="4.jpg" alt="" title="4"></div>
<div><img class="box-img" src="5.jpg" alt="" title="5"></div>
<div class="box-left"> <</div>
<div class="box-right"> ></div>
<div class="box-zhiding">
<ul>
<li class="botton current"></li>
<li class="botton"></li>
<li class="botton"></li>
<li class="botton"></li>
<li class="botton"></li>
</ul>
</div>
</div>
<script src="https://cdn.bootcss.com/jquery/3.5.1/jquery.min.js"></script>
<script>
$(function () {
var index = 0;
var length = $('.box-img').length - 1;
dingshi()
var f;
function dingshi() {
f = setInterval(function () {
// 到头了
if (index == length) {
index = 0;
show(index)
} else {
index++;
show(index)
}
}, 4000)
}
$('.box-left').click(function () {
clearInterval(f)
if (index == 0) {
index = length;
show(index)
dingshi()
} else {
index--;
show(index)
dingshi()
}
})
$('.box-right').click(function () {
clearInterval(f)
if (index == length) {
index = 0;
show(index)
dingshi()
} else {
index++;
show(index)
dingshi()
}
})
$('.botton').click(function () {
clearInterval(f)
var indexx = $(this).index()
index = indexx
show(index)
dingshi()
})
function show(index) {
$('.box-img').css("opacity", "0");
$('.box-img').eq(index).css("opacity", "1");
$('.botton').removeClass('current').eq(index).addClass('current');
}
})
</script>
</body>
</html>
