removeNamedItem Method

 

Removes an attribute from the collection.

var objXMLDOMNode = oXMLDOMNamedNodeMap.removeNamedItem(name);  

Parameters

name
The string specifying the name of the attribute to remove from the collection.

Return Value

An object. Returns the node removed from the collection. Returns Null if the named node is not an attribute.

Example

System_CAPS_ICON_note.jpg Note

You can use books.xml to run this sample code.

var xmlDoc = new ActiveXObject("Msxml2.DOMDocument.6.0");
var nodeBook;
xmlDoc.setProperty("SelectionLanguage", "XPath");
xmlDoc.async = false;
xmlDoc.load("books.xml");
if (xmlDoc.parseError.errorCode != 0) {
   var myErr = xmlDoc.parseError;
   WScript.Echo("You have error " + myErr.reason);
} else {
   nodeBook = xmlDoc.selectSingleNode("//book");
   WScript.Echo(nodeBook.attributes.length);
   nodeBook.attributes.removeNamedItem("id");
   WScript.Echo(nodeBook.attributes.length);
}

Output

1

0

HRESULT removeNamedItem(  
    BSTR name,  
    IXMLDOMNode **namedItem);  

Parameters

name[in]
The name of the attribute to remove from the collection.

namedItem[out, retval]
The node removed from the collection. Returns Null if the named node is not an attribute.

Return Values

S_OK
The value returned if successful.

S_FALSE
The value when returning Null.

E_FAIL
The value returned if an error occurs.

Example

IXMLDOMNode *pIXMLDOMNode = NULL;
IXMLDOMNamedNodeMap *pIXMLDOMNamedNodeMap = NULL;
BSTR bstrAttributeName = ::SysAllocString(_T("dateModified"));
IXMLDOMElement *pIXMLDOMElement = NULL;
VARIANT varValue;
HRESULT hr;
IXMLDOMDocument *pIXMLDOMDocument = NULL;

try
{
   // Create an instance of DOMDocument and initialize pIXMLDOMDocument.
   // Load/create an XML fragment.
   hr = pIXMLDOMDocument->get_documentElement(&pIXMLDOMElement);
   SUCCEEDED(hr) ? 0 : throw hr;
   
   if(pIXMLDOMElement)
   {
      hr = pIXMLDOMElement->get_attributes(&pIXMLDOMNamedNodeMap);
      if(SUCCEEDED(hr) && pIXMLDOMNamedNodeMap)
      {
         hr = pIXMLDOMNamedNodeMap->removeNamedItem(bstrAttributeName, &pIXMLDOMNode);
         if(SUCCEEDED(hr) && pIXMLDOMNode)
         {
            pIXMLDOMNode->get_nodeValue(&varValue);
            ::MessageBox(NULL, _bstr_t(varValue), _T("Removed Item"), MB_OK);
            pIXMLDOMNode->Release();
            pIXMLDOMNode = NULL;
         }
         pIXMLDOMNamedNodeMap->Release();
         pIXMLDOMNamedNodeMap = NULL;
      }
      pIXMLDOMElement->Release();
      pIXMLDOMElement = NULL;
   }
   ::SysFreeString(bstrAttributeName);
   bstrAttributeName = NULL;
}
catch(...)
{
   if(bstrAttributeName)
      ::SysFreeString(bstrAttributeName);
   if(pIXMLDOMElement)
      pIXMLDOMElement->Release();
   if(pIXMLDOMNamedNodeMap)
      pIXMLDOMNamedNodeMap->Release();
   if(pIXMLDOMNode)
      pIXMLDOMNode->Release();
   DisplayErrorToUser();
}
// Release pIXMLDOMDocument when finished with it.

Implemented in: MSXML 3.0 and MSXML 6.0

IXMLDOMNamedNodeMap

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