## 字符串转json ~~~ JSON.parse('{"name":"fafa","age":"100"}') ~~~ 结果： ~~~ { name: "fafa" age: "100" } ~~~ ## json转字符串 stringify()用于从一个对象解析出字符串，如 ~~~ var str = { name: "fafa" age: "100" } JSON.stringify(str) ~~~ 结果： ~~~ '{"name":"fafa","age":"100"}' ~~~