void GetHttpValue::urlopen(std::string url) { std::string stTemp; char chTemp[1000]; ZeroMemory(chTemp,1000); HINTERNET hSession = InternetOpen(_T("UrlTest"),INTERNET_OPEN_TYPE_PRECONFIG,NULL,0); if (hSession != NULL) { HINTERNET hHttp = InternetOpenUrl(hSession,url.c_str(),INTERNET_FLAG_DONT_CACHE,0); if (hHttp != NULL) { printf("%s\n\n",url.c_str()); BYTE Temp[MAXSIZE]; ULONG Number = 1; while (Number > 0) { InternetReadFile(hHttp,Temp,MAXSIZE - 1,&Number); Temp[Number] = '\0'; CopyMemory(chTemp,Number); printf("%s",Temp); } InternetCloseHandle(hHttp); hHttp = NULL; } InternetCloseHandle(hSession); hSession = NULL; } stTemp = chTemp; cout << "=========================" << endl << endl;// 到这的作用：访问一个URL地址，获取它的返回值（一个json对象） cout << stTemp << endl; std::string stResult = stTemp;//从这开始解析这个json对象 Json::Reader readerJson; Json::Value valueJson; if (readerJson.parse(stResult,valueJson)) { int code = valueJson["code"].asInt(); std::string msg = valueJson["msg"].asString(); int userId = valueJson["data"]["userId"].asInt(); std::string nickName = valueJson["data"]["nickName"].asString(); std::string headImgURL = valueJson["data"]["headImgURL"].asString();//这里有多重包含 int gold = valueJson["data"]["gold"].asInt(); int sex = valueJson["data"]["sex"].asInt(); } }