json的基本操作__2018.07.24

代码：

#include <iostream>
#include <json/json.h>
#include <string>
using namespace std;

int main()
{
    Json::Value val;
    val["name"]="wangpeng";
    val["pw"]="12345678";
    cout<<"name:"<<val["name"].asString().c_str()<<endl;
    cout<<"pw:"<<val["pw"].asString().c_str()<<endl;
    string arr=val["name"].asString()+val["pw"].asString();
    cout<<"----------------------------------"<<endl;
    cout<<arr<<endl;
    return 0;

#if 0
    val:
    
         {
        "n":"2",

        "addr":{
        "sheng":"shanxi"
        "shi":"xian"
        
        }
        }
    addr[sheng]
    val["n"]
#endif
}