cocos2dx 解析json Demo

求demo。。。。。。。。

2dx自己就有json解析库吧

    std::string filePath = "json.data";
    std::string jsonStr = FileUtils::getInstance()->getStringFromFile(filePath);

    rapidjson::Document document;
    document.Parse<0>(jsonStr.c_str());
    std::string data = document"data"].GetString();
    int number = document"number"].GetInt();

const rapidjson::Value &users = document"users"];
    for(int i=0; i<users.Size(); i++){
        std::string name = users*"name"].GetString();
        int age = users*"age"].GetInt();
    }


```


json.data文件的内容
{
    "data":"测试json",
    "number":10,
    "users":{"name":"tom","age":20},{"name":"jim","age":18}],       
}

**

这是3.0吧 2.23怎么用额 有完整的demo么

请问怎么用额