C++ Jsoncpp

#include <json/json.h>
#include <iostream>

// create Json::value and serial to string
void Test(){
    Json::Value root;
    root.append("tom");
    root.append("jerry");
    root.append(true);
    root.append(20);

    Json::Value subArray;
    subArray.append("1");
    subArray.append("2");
    subArray.append("3");
    root.append(subArray);

    Json::Value subObject;
    subObject["name"] = "C++";
    subObject["lib"] = "Jsoncpp";
    root.append(subObject);

    std::string serialStr = root.toStyledString(); // 序列化为字符串,包含换行符
    std::cout<<serialStr<<std::endl;
    /*
        [
        "tom",
        "jerry",
        true,
        20,
        [
            "1",
            "2",
            "3"
        ],
        {
            "lib" : "Jsoncpp",
            "name" : "C++"
        }
    ]
    */

    Json::FastWriter wt; //deprecated
    std::string noEnterSerailStr = wt.write(root); // 无换行输出
    std::cout<<noEnterSerailStr<<std::endl;
    /*
        ["tom","jerry",true,20,["1","2","3"],{"lib":"Jsoncpp","name":"C++"}]
    */
}

// parse Json::value object
void ParseJsonValue(Json::Value value) {
    if (value.isNumeric()){
        std::cout<<value<<std::endl;
    }
    else if (value.isBool()) {
        std::cout<<value<<std::endl;
    }
    else if (value.isString()) {
        std::cout<<value.asString()<<std::endl;
    }
    else if (value.isArray()) {
        for (unsigned i = 0; i<value.size(); ++i) {
            ParseJsonValue(value[i]);
        }
    }
    else if (value.isObject()) {
        auto members = value.getMemberNames();
        for (auto it: members) {
            std::cout<<it<<":";
            ParseJsonValue(value[it]);
        }
    }else {
        //
    }

}
// 反序列化
void Test1()
{
    Json::Value obj;
    Json::Reader read;
    read.parse("[\"tom\",\"jerry\",true,20,[\"1\",\"2\",\"3\"],{\"lib\":\"Jsoncpp\",\"name\":\"C++\"}]",obj);
    ParseJsonValue(obj);
}
int main() {
    //Test();
    Test1();
}

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