Cocos2d-x3.0 Json解析

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

#include "cocos-ext.h"
#include "json/document.h"

//获取文件路径
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());
//打印JSon文件的内容
printf("%s\n",contentStr.c_str());

//获取JSon中数组的方法
const rapidjson::Value& v = d1["pets"];
if (v.IsArray()) {
//这里一定要注意  变量i 一定要是   unsigned int  不然会报错
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());

}