<div id="demo"></div><script>var myObj = { "name":"runoob", "alexa":10000, "site":"www.runoob.com" };
for (x in myObj) { document.getElementById("demo").innerHTML += myObj[x] + "<br>";}</script>
访问json对象属性值
原文：http://blog.51cto.com/13550695/2116525
