If your xml file is exactly like

<Book id="00322032"><Author>lookus</Author></Book>
<Bok id="003232"><Author>ookus</Author></Book>

Then it is an invalid xml file. (There must be only one root node in the xml 
file and your opening and closing element names should match).

-- 
Sih Huseyin Ulger [MSFT]
MSXML Dev


"lookus" wrote:

> I'm a newer to xml. And i wanna to use msxml to read xml file.
> here is my code
> ////// msxml_test.cpp
> ////// use MFC in a shared dll
> #include <iostream>
> #include <cmath>
> #include <string>
> #import <msxml4.dll>
> #include <msxml.h>
> using namespace std;
> 
> int main()
> {
> 
> 	cout << "BEGIN" <<endl;
> 
> 	HRESULT hr;
> 	long cnt;
> 	try
> 	{
> 
> 		hr = ::CoInitialize(NULL);
> 
> 		MSXML2::IXMLDOMDocumentPtr pDoc;
> 		MSXML2::IXMLDOMNodeListPtr pNodeList;
> 		MSXML2::IXMLDOMNodePtr pNode;
> 
> 		if(FAILED(hr))
> 			throw "failed to com init";
> 
> 		hr = pDoc.CreateInstance(__uuidof(MSXML2::DOMDocument40));
> 		if(FAILED(hr))
> 			throw "failed to create DOM DOC";
> 
> 		pDoc->load("d:\\test.xml");
> 
> 		pDoc->get_childNodes(&pNodeList);
> 
> 		//////  From here
> 		pNodeList->get_length(&cnt);
> 
> 		cout << "LENGTH  " << cnt << endl;
> 
> 		for(cnt = 0 ; (pNode = pNodeList->nextNode()) ; ++cnt);
> 
> 		cout << "Node count " << cnt <<endl;
> 
> 		//////  to here
> 
> 	}
> 	catch (string str)
> 	{
> 		cout << "Exception : " << str << endl;
> 	}
> 	catch (...)
> 	{
> 		cout << "Exception Unkonwn\n";
> 	}
> 
> 	::CoUninitialize();
> 
> 	cout << "END" <<endl;
> 
> 	return 0;
> }
> ///////////////////////
> 
> ******************************   1
> when the test.xml is
> 
> <Book id="00322032"><Author>lookus</Author></Book>
> 
> it works well, and prints :
> BEGIN
> LENGTH  1
> Node count 1
> END
> 
> ******************************   2
> however when test.xml is
> 
> <Book id="00322032"><Author>lookus</Author></Book>
> <Bok id="003232"><Author>ookus</Author></Book>
> 
> it prints :
> BEGIN
> LENGTH  0
> Node count 0
> END
> 
> but it's excepted to print
> BEGIN
> LENGTH  2
> Node count 2
> END
> 
> ###################################################### More
> in msdn there is
> 
> IXMLDOMNodeList::nextNode
> The nextNode method retrieves the next node in the IXMLDOMNodeList
> collection.
> HRESULT nextNode(
>   IXMLDOMNode** ppNextItem
> );
> 
> but when i wrote i got "error C2660: 'nextNode' : function does not
> take 1 parameters"
> 
> /////////////////////////////////////////////////////////////////////////////////////////////////////////////////
> My MSN and email is lookus.cn@g....
> I will appreciate your help.
> 
>