js中的json对象和字符串之间的转化

1.首先要引入一个js文件,否则一些浏览器上用不了
json2.js
可以在https://github.com/douglascrockford/JSON-js 上下载

?

var a={"name":"heisetoufa","sex":"男","age":"29"};  var b='{"name":"zisetoufa","sex":"女","age":"24"}';    var aToStr=JSON.stringify(a);  var bToObj=JSON.parse(b);  alert(typeof(aToStr));//string  alert(typeof(bToObj));//object  

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?? 参考:http://www.oschina.net/code/snippet_175925_6288