<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>css3</title>
<style type="text/css">
*{
margin:0;
padding: 0;
}
ul,li{
list-style: outside none none;
}
.box{
width: 600px;
margin: 0 auto;
}
.box li{
margin: 40px 0;
width: 100%;
height: 170px;
background: #ddd;
}
.box li img{
width: 100%;
}
</style>
</head>
<body>
<div class="box">
<ul>
<li><img x-src="img/1.jpg" alt=""></li>
<li><img x-src="img/2.jpg" alt=""></li>
<li><img x-src="img/3.jpg" alt=""></li>
<li><img x-src="img/4.jpg" alt=""></li>
<li><img x-src="img/5.jpg" alt=""></li>
<li><img x-src="img/1.jpg" alt=""></li>
<li><img x-src="img/2.jpg" alt=""></li>
<li><img x-src="img/3.jpg" alt=""></li>
<li><img x-src="img/4.jpg" alt=""></li>
<li><img x-src="img/5.jpg" alt=""></li>
<li><img x-src="img/1.jpg" alt=""></li>
<li><img x-src="img/2.jpg" alt=""></li>
<li><img x-src="img/3.jpg" alt=""></li>
<li><img x-src="img/4.jpg" alt=""></li>
<li><img x-src="img/5.jpg" alt=""></li>
<li><img x-src="img/1.jpg" alt=""></li>
<li><img x-src="img/2.jpg" alt=""></li>
<li><img x-src="img/3.jpg" alt=""></li>
<li><img x-src="img/4.jpg" alt=""></li>
<li><img x-src="img/5.jpg" alt=""></li>
<li><img x-src="img/1.jpg" alt=""></li>
<li><img x-src="img/2.jpg" alt=""></li>
<li><img x-src="img/3.jpg" alt=""></li>
<li><img x-src="img/4.jpg" alt=""></li>
<li><img x-src="img/5.jpg" alt=""></li>
</ul>
</div>
<script type="text/javascript" src="js/jquery.min.js"></script>
<script type="text/javascript">
$(function(){
function showImg(){
$(‘img‘).each(function(index,ele){
if($(this).offset().top<$(window).height()+$(window).scrollTop()){
var oSrc = $(this).attr(‘x-src‘);
$(this).attr(‘src‘,oSrc);
}
})
}
showImg();
$(window).scroll(function(){
showImg();
});
});
</script>
</body>
</html>
时间： 2024-10-03 03:48:01