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ÔÚVCÖÐÓ¦ÓÃMSXML DOM µÄһЩ»ù±¾ÊµÏÖ·½·¨ ×Ô¼ºÕûÀíµÄһЩ¶«Î÷£¬Óë´ó¼Ò·ÖÏí¡£ ÒÑÖª±äÁ¿ MSXML2::IXMLDOMDocument *pDoc; MSXML2::IXMLDOMNode *pChild, *pParent; MSXML2::IXMLDOMNode *pNod; MSXML2::IXMLDOMElement *pEle; ³õʼ»¯Ö¸Õ룺 MSXML2::IXMLDOMDocument *pDocument=NULL; MSXML2::IXMLDOMNodeList *pNodeList=NULL; MSXML2::IXMLDOMNamedNodeMap *pNodeMap=NULL; MSXML2::IXMLDOMNode *pNode=NULL MSXML2::IXMLDOMText *pText=NULL; MSXML2::IXMLDOMElement *pElement=NULL; MSXML2::IXMLDOMProcessingInstruction *pProcessingInstruction=NULL; MSXML2::IXMLDOMComment *pComment=NULL; MSXML2::IXMLDOMParseError *pObjError = NULL; ÒÑÖªÊý¾Ý£º BSTR bstrText, bstrName; int  type; **£©´´½¨ÐÂÎĵµ // hr = CoCreateInstance(CLSID_DOMDocument, NULL, CLSCTX_INPROC_SERVER, //  IID_IXMLDOMDocument,(void**)&m_pXMLDoc); HRESULT hr=CoCreateInstance(__uuidof(MSXML2::DOMDocument40),NULL,CLSCTX_INPROC_SERVER,   __uuidof(MSXML2::IXMLDOMDocument),(void**)&m_pXMLDoc);     hr = pDocument->put_async(VARIANT_FALSE);      hr = pDocument->put_validateOnParse(VARIANT_FALSE); hr = pDocument->put_resolveExternals(VARIANT_FALSE); a)Ìí¼Ó×ӽڵ㵽¸¸½Úµã pParent->appendChild(pChild, &pNode) b)´´½¨½Úµã VARIANT vtype; vtype.vt = VT_I4; V_I4(&vtype) = (int)type; pDoc->createNode(vtype, bstrName, NULL, &pNode); c)´´½¨ÔªËؽڵã pDoc->createElement(bstrName,pElement); (pElement)->put_text(bstrText); d)´´½¨Îı¾×ӽڵ㣬²¢Ìí¼Óµ½¸¸½ÚµãÖÐ pDoc->createTextNode(bstrText,&pText); pParent->appendChild(pText,& pNode) e£©´´½¨// Create a processing instruction element. BSTR bstrTarget = SysAllocString(L"xml"); BSTR bstrData = SysAllocString(L"version='1.0'"); pDoc ->createProcessingInstruction(bstrTarget, bstrData, &pProcessingInstruction); SysFreeString(bstrTarget); SysFreeString(bstrData); f)´´½¨×¢Êͽڵã pDoc->createComment(bstrText, &pComment); g)ÔªËؽڵãÊôÐÔÖµ µÃµ½ÊôÐÔÖµ VARIANT v; pEle->getAttribute(bstrName,&v); CString str = v.bstrVal; ÉèÖÃÊôÐÔÖµ CComVariant v(str); pEle->setAttribute(bstrName, v); h)½ÚµãÊôÐÔÖµ VARIANT v; CString str; long mCount; µÃµ½½ÚµãÊôÐÔ¼¯ hr=pNod->get_attributes(&pNodeMap); hr=pNodeMap->get_length(&mCount); µÃµ½½ÚµãÊôÐÔ hr=pNodeMap->getNamedItem(bstrName,&pNode); pNodeMap->get_item(i,&pNode); µÃµ½½ÚµãÊôÐÔÖµ hr=pNode->get_nodeValue(&v); str =v.bstrVal; ɾ³ý½ÚµãÊôÐÔ MSXML2::IXMLDOMNode *moldNode; mNodeMape->removeNamedItem(bstrName,&moldNode); if (moldNode!=NULL) moldNode->Release(); i)½Úµã £¨1£©µÃµ½½Úµã¡¢½Úµã¼¯ ¸ù¾Ý½ÚµãÃû³Æ pDoc->getElementsByTagName(bstrName,&pNodeList); pNodeList->get_item(0,&pNode); µÃµ½×ӽڵ㼯 hr=pNod->get_childNodes(&mNodeList); long mCount; MSXML2::IXMLDOMNode *pNodeSub; mNodeList->get_length(&mCount); hr=pNode->get_firstChild(&pNodeSub); ɾ³ý×ӽڵ㣨°üº¬É¾³ý½ÚµãÊôÐÔ¡¢×ӽڵ㡢µ±Ç°½Úµã£© ɾ³ýµ±Ç°×Ó½Úµã pNodeList->get_item(i,&pNode); pNod->removeChild(pNode,&moldNode); moldNode->Release(); £¨2£©¸ù¾Ý½ÚµãµÃµ½½ÚµãÃû³Æ pNod->get_nodeName(&bstrName); £¨3£©¸ù¾Ý½ÚµãµÃµ½½ÚµãÖµ VARIANT v; hr=pNod->get_nodeValue(&v); j)XMLÎļþ²Ù×÷ ¼ÓÔØ VARIANT_BOOL status; VARIANT vFileName; £¨1£© pDoc->loadXML(bstrName,&status); £¨2£© V_BSTR(&vFileName) = strFileName.AllocSysString(); V_VT(&vFileName) = VT_BSTR; vResult = pDoc->load(vFileName,&status); ±£´æ BSTR pBFName = mFileName.AllocSysString(); CComVariant v(pBFName); hr=pDoc->save(v); BSTR bstr = NULL; pDoc->get_xml(&bstr); k)´íÎó´¦Àí BSTR bstr = NULL; pDoc->get_parseError(&pObjError); pObjError->get_reason(&bstr); AfxMessageBox(_T("Failed to load DOM from books.xml. %S\n"),*bstr);    Êղؠ  ·ÖÏí   ¶¥(0)

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