Cocos2d-x3.0 Json解析

標籤：cocos2d-x   rapidjson   document   json   解析   

2dx3.0下JSON解析庫官方已經整合好了，我們引用就OK。

JSON檔案hello.json內容

{"pets":["dog","cat"],"stuInfo":{"stuAge":"23","stuName":"zhangsan","birthday":"1990-01-12"},"username":"tomsfff","other":[true,30]}

.h標頭檔

#include "cocos-ext.h"#include "tinyxml2/tinyxml2.h"

.cpp

 //擷取檔案路徑        const char* file_path = FileUtils::getInstance()->fullPathForFilename("hello.json").c_str();       log("external file path = %s",file_path);                rapidjson::Document d1;        std::string contentStr = FileUtils::getInstance()->getStringFromFile(file_path);        d1.Parse<0>(contentStr.c_str());        //列印JSon檔案的內容        printf("%s\n",contentStr.c_str());                //擷取JSon中數組的方法        const rapidjson::Value& v = d1["pets"];        if (v.IsArray()) {            //這裡一定要注意  變數i 一定要是   unsigned int  不然會報錯            for (unsigned int i = 0; i< v.Size(); ++i) {                                 const rapidjson::Value &val = v[i];                log("%s",val.GetString());            }                    }else        {            const rapidjson::Value& val = v["stuAge"];            log("val.GetString() = %s",val.GetString());                    }