<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<script type="text/javascript" src="./jquery-2.2.3.min.js"></script>
<script type="text/javascript">
window.onload=function(){
$("#eachBtn").click(function(){
$(".container>ul>li").each(function(){
alert($(this).text());
});
});
};
</script>
</head>
<body>
<div class="container">
<ul>
<li>一</li>
<li>二</li>
<li>三</li>
<li>四</li>
<li>五</li>
<li>六</li>
</ul>
<button id="eachBtn">点击each演示</button>
</div>
</body>
</html>
