本文實(shí)例分享了jquery實(shí)現(xiàn)右側(cè)欄菜單選擇的相關(guān)代碼，供大家參考，具體內(nèi)容如下
實(shí)現(xiàn)菜單：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>右側(cè)欄菜單</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
}
.wrap{
width: 500px;
}
.block{
border:1px solid #ccc;
margin: 20px 20px;
}
.rightMenu{
position: fixed;
right: 50px;
top: 200px;
/*opacity: 0;*/
display: none;
}
.rightMenu li{
list-style: none;
display: block;
width: 80px;
height: 32px;
line-height: 32px;
text-align: center;
border: 1px solid blue;
margin: 5px 0px;
}
.rightMenu li a{
text-decoration: none;
color: black;
}
</style>
</head>
<body>
<div class="wrap">
<div class="block block1">
<h4>第一部分</h4>
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
</p>
</div>
<div class="block block2">
<h4>第二部分</h4>
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
</p>
</div>
<div class="block block3">
<h4>第三部分</h4>
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
</p>
</div>
<div class="block block4">
<h4>第四部分</h4>
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ab ea labore, doloremque eaque veritatis consectetur distinctio ipsam, perferendis cum expedita assumenda minus! Magnam itaque dolorum dignissimos, ullam asperiores! Deleniti, rem?
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Mollitia porro assumenda voluptas exercitationem velit architecto nobis id odit ullam ut ex minima earum expedita distinctio nam culpa, harum, error veniam!
</p>
</div>
</div>
<ul class="rightMenu">
<li><a href="###">第一部分</a></li>
<li><a href="###">第二部分</a></li>
<li><a href="###">第三部分</a></li>
<li><a href="###">第四部分</a></li>
</ul>
<script type="text/javascript" src="jquery-1.11.3.min.js"></script>
<script type="text/javascript">
$(function(){
$(".rightMenu").on("click","li",function(){
// alert($(this).index())
var index = $(this).index();
console.log(index);
var t = $(".wrap .block").eq(index).offset().top
$("html body").animate({
scrollTop:t
})
})
var h = $(".rightMenu").height();
$(window).scroll(function(){
if($(document).scrollTop()<200){
// alert("kk");
$(".rightMenu").stop().animate({
height:0,
opacity: 0
},1000)
}
else{
$(".rightMenu").show().stop().animate({
height:h,
opacity: 1
},1000)
}
})
})
</script>
</body>
</html>
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