js使用技巧2(json字符串和json对象的切换)

JSON字符串:
var str1 = '{ "name": "cxh", "sex": "man" }'; 
JSON对象:
var str2 = { "name": "cxh", "sex": "man" };

1、将json字符串转化为json对象

(1)var obj = eval('(' + str + ')');

(2)var obj = str.parseJSON(); 

(3)var obj = JSON.parse(str); 

2、将json对象转化为json字符串

(1)var last=obj.toJSONString();

(2)var last=JSON.stringify(obj);

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转载自blog.csdn.net/hsw201508130017/article/details/85033466