使用HTML代码实现幻灯片播图
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>轮播图</title>
<style type="text/css">
.imgBox{
border-top: 2px solid cadetblue;
width: 100%;
height: 250px;
margin: 0 auto;
}
.imgBox img{
width: 100%;
height: 250px;
margin: 0 auto;
padding-top: 30px;
}
.img1{
display: block;
}
.img2{
display: none;
}
.img3{
display: none;
}
</style>
</head>
<body>
<p>图片轮播</p>
<div class="imgBox">
<img class="img-slide img1" src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fpic.jj20.com%2Fup%2Fallimg%2F1111%2F06041Q43S7%2F1P604143S7-9.jpg&refer=http%3A%2F%2Fpic.jj20.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1644316528&t=b8f919e19c4868e50062b586da5cf41f" alt="1">
<img class="img-slide img2" src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fup.enterdesk.com%2Fedpic_source%2F25%2Fbb%2F55%2F25bb5526e31389a07094cc12dee17453.jpg&refer=http%3A%2F%2Fup.enterdesk.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1644316562&t=3f216b7d013b9ec0ee17ed57f5da3471" alt="2">
<img class="img-slide img3" src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fpic.jj20.com%2Fup%2Fallimg%2F1111%2F06041Q43S7%2F1P604143S7-9.jpg&refer=http%3A%2F%2Fpic.jj20.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1644316528&t=b8f919e19c4868e50062b586da5cf41f" alt="3">
</div>
</body>
<script type="text/javascript">
var index=0;
//效果
function ChangeImg() {
index++;
var a=document.getElementsByClassName("img-slide");
if(index>=a.length) index=0;
for(var i=0;i<a.length;i++){
a[i].style.display='none';
}
a[index].style.display='block';
}
//设置定时器,每隔两秒切换一张图片
setInterval(ChangeImg,3000);
</script>
</html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>轮播图</title>
<style type="text/css">
.imgBox{
border-top: 2px solid cadetblue;
width: 100%;
height: 250px;
margin: 0 auto;
}
.imgBox img{
width: 100%;
height: 250px;
margin: 0 auto;
padding-top: 30px;
}
.img1{
display: block;
}
.img2{
display: none;
}
.img3{
display: none;
}
</style>
</head>
<body>
<p>图片轮播</p>
<div class="imgBox">
<img class="img-slide img1" src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fpic.jj20.com%2Fup%2Fallimg%2F1111%2F06041Q43S7%2F1P604143S7-9.jpg&refer=http%3A%2F%2Fpic.jj20.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1644316528&t=b8f919e19c4868e50062b586da5cf41f" alt="1">
<img class="img-slide img2" src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fup.enterdesk.com%2Fedpic_source%2F25%2Fbb%2F55%2F25bb5526e31389a07094cc12dee17453.jpg&refer=http%3A%2F%2Fup.enterdesk.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1644316562&t=3f216b7d013b9ec0ee17ed57f5da3471" alt="2">
<img class="img-slide img3" src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fpic.jj20.com%2Fup%2Fallimg%2F1111%2F06041Q43S7%2F1P604143S7-9.jpg&refer=http%3A%2F%2Fpic.jj20.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1644316528&t=b8f919e19c4868e50062b586da5cf41f" alt="3">
</div>
</body>
<script type="text/javascript">
var index=0;
//效果
function ChangeImg() {
index++;
var a=document.getElementsByClassName("img-slide");
if(index>=a.length) index=0;
for(var i=0;i<a.length;i++){
a[i].style.display='none';
}
a[index].style.display='block';
}
//设置定时器,每隔两秒切换一张图片
setInterval(ChangeImg,3000);
</script>
</html>