有如下JSON串：
{"error":0,"msg":"\u767b\u5f55\u6210\u529f\uff01","data":{"meruser":{"mid":"10","username":"xxrhdnkj","thirduserid":"","wxname":"\u732e\u53bf\u5fd7\u8bda\u7535\u8111\u670d\u52a1\u90e8","weixin":"","email":"29191619@qq.com","logo":"","source":"0","status":"1","mfypwd":"1","isadmin":"0","phone":"13127312999","thirdmid":"0","agentid":"0"},"whologin":2,"empuser":{"eid":"8","mid":"10","username":"\u5fd7\u8bda\u5546\u5bb6\u4f53\u9a8c\u673a","account":"0001","email":"29191619@qq.com","status":"1","storeid":"23","phone":"13127312999","thirdstoreid":"0","phoneStr":"131****2999","storename":"\u5fd7\u8bda\u7535\u8111\u5546\u5bb6\u5c55\u793a\u673a","hverify":0},"lgcode":"YWZkZi9wMXFZbnVOOVRkLytwTHVBRmZhblRRVmJQdmxuTCt0S2psWWpHWWI0TVl4RmhCNTVpOW5yMURlVDhVY1Z1QURJdkxUWFFZdmVjVllJMGpER0tNRmZwOU5NMkt5VTdhRlpoUUoyR21HMXVsMmZLN0FyTWZaalZaeWIzSHc1d1ptSDluYzBlYzJnTWtxMldoN0xsazF4bnhTRjZXaTlnZw=="}}
得到error和msg的值还行
如果要得到lgcode或mid的值应该如何做呢，请大家指教。
