var json = "{\'name\':\'小明\',\'tel\':\'13500001234\'}";
$("#btnJ").click(function () {
var obj = eval("(" + json + ")"); //必须把json数据加载()中才能避免错误 把json数据转化为javascript对象
var data = "<span>";
data += obj.name;
data += "</span> <br/> <span>";
data += obj.tel;
data += "</span>";
$("#divJ").html(data);
}); //btnJ结束
后台传回JSON数据时解析
Name:<input type="text" id="txtName" />
<br />
Password:<input type="text" id="txtPwd" />
<div id="divH"></div>
<input type="button" value="解读后台传送过来的json数据" id="btnH" />