用 JS 点击左右按钮使图片切换

用 JS 点击左右按钮使图片切换 - 最精简版-ljx2380000-ChinaUnix博客

代码部分：

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>实用的图片切换</title>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.4.1/jquery.js"></script>
<style type="text/css">
body,ul,li { padding:0; margin:0}
ul,li { list-style:none}
.img-scroll { position:relative; margin:20px auto; width:440px;}
.img-scroll .prev,.img-scroll .next { position:absolute; display:block; width:50px; height:100px; background-color:#000;
top:0; color:#FFF; text-align:center; line-height:100px}
.img-scroll .prev { left:0;cursor:pointer;}
.img-scroll .next { right:0;cursor:pointer;}
.img-list { position:relative; width:320px; height:100px; margin-left:60px; overflow:hidden}
.img-list ul { width:9999px;}
.img-list li { float:left; display:inline; width:100px; margin-right:10px; height:100px; background-color:#BDBDDF; text-align:center; line-height:100px;}
</style>
</head>
<body>
<div class="img-scroll">
<span class="prev">prev</span>
<span class="next">next</span>
<div class="img-list">
<ul>
<li><img style="100px;height:100px;" src="./img/cat.jpg"></li>
<li><img style="100px;height:100px;" src="./img/katong.jpg"></li>
<li><img style="100px;height:100px;" src="./img/meinv.jpg"></li>
<li><img style="100px;height:100px;" src="./img/mm.jpg"></li>
<li><img style="100px;height:100px;" src="./img/慢慢.jpg"></li>
<li><img style="100px;height:100px;" src="./img/美食杰-糖糖.jpg"></li>
<li><img style="100px;height:100px;" src="./img/未命名44.jpg"></li>
</ul>
</div>
</div>
<script type="text/javascript">
function DY_scroll(wraper,prev,next,img,speed,or)
{
var wraper = $(wraper);
var prev = $(prev);
var next = $(next);
var img = $(img).find('ul');
var w = img.find('li').outerWidth(true);
var s = speed;
next.click(function()
{
img.animate({'margin-left':-w},function()
{
img.find('li').eq(0).appendTo(img);
img.css({'margin-left':0});
});
});
prev.click(function()
{
img.find('li:last').prependTo(img);
img.css({'margin-left':-w});
img.animate({'margin-left':0});
});
if (or == true)
{
ad = setInterval(function() { next.click();},s*1000);
wraper.hover(function(){clearInterval(ad);},function(){ad = setInterval(function() { next.click();},s*1000);});
}
}
DY_scroll('.img-scroll','.prev','.next','.img-list',3,false);// true为自动播放，不加此参数或false就默认不自动
</script>
</body>
</html>

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用 JS 点击左右按钮 使图片切换

用 JS 点击左右按钮使图片切换