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实现快递查询，调用快递100的API，未完成.

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            #include "pugixml.hpp"#pragma comment(lib, "pugixmlsd.lib")void getXml(LPCTSTR url){ CFile file((TEXT("temp1.xml")), CFile::modeCreate|CFile::modeWrite); CString content; CString data; DWORD dwStatusCode; CInternetSession session(TEXT("HttpClient")); CHttpFile* pfile = (CHttpFile *)session.OpenURL(url); pfile -> QueryInfoStatusCode(dwStatusCode); if(dwStatusCode == HTTP_STATUS_OK) { while (pfile -> ReadString(data)) { content += data; } } pfile -> Close(); delete pfile; session.Close(); file.Write(content, content.GetLength()); file.Close();}void convertXml(){ auto LocUtf8 = std::locale(std::locale(""), new std::codecvt_utf8
            
             ); std::wifstream wfin("temp1.xml"); std::wstring wstr, content; wfin.imbue(LocUtf8); while(getline(wfin, wstr)) { content += wstr; } wfin.close(); system("del temp1.xml"); //std::wcout.imbue(std::locale("")); //std::wcout << content << std::endl; std::locale::global(std::locale("Chinese-simplified")); std::wofstream wfout("temp.xml"); wfout << content; wfout.close();}void readXml(){ pugi::xml_document doc; doc.load_file("temp.xml"); //doc.save(std::cout); pugi::xml_node data = doc.child("xml"); for(pugi::xml_node tool = data.first_child(); tool; tool = tool.next_sibling()) { for(pugi::xml_node element = tool.first_child(); element; element = element.next_sibling()) { std::cout << element.name() << " : " << element.text().get() << std::endl; } std::cout << std::endl; }}int main(){ LPCTSTR str = TEXT("http://api.kuaidi100.com/api?id=a78e61062aabe452&com=yuantong&nu=9100493541&show=1"); getXml(str); convertXml(); readXml(); system("del temp.xml"); //system("pause"); return 0;}