1、<body> <input type="button" value="点击" id="btn1"></body>
2、data.json：[ {"name":"21"}, {"name":"22"}, {"name":"23"}, {"name":"24"}, {"name":"25"}]
3、<script src="js/jquery-2.1.1.min.js"></script><script type="text/javascript">$('#btn1').click(function(){ $.ajax({ url:'data.json', dataType:'json', type:'POST', success:function(res){ //console.log(res); $.each(res,function(i,n){ var oLi='<li>'+n["name"]+'</li>'; alert(oLi); document.write(oLi) }) } })})