XmlAttribute.OwnerElement Proprietà

Definizione

Ottiene l'oggetto XmlElement a cui appartiene l'attributo.Gets the XmlElement to which the attribute belongs.

public:
 virtual property System::Xml::XmlElement ^ OwnerElement { System::Xml::XmlElement ^ get(); };
public virtual System.Xml.XmlElement OwnerElement { get; }
member this.OwnerElement : System.Xml.XmlElement
Public Overridable ReadOnly Property OwnerElement As XmlElement

Valore della proprietà

XmlElement a cui appartiene l'attributo o null se l'attributo non fa parte di un XmlElement .The XmlElement that the attribute belongs to or null if this attribute is not part of an XmlElement.

Esempi

Nell'esempio seguente viene creato un attributo e viene OwnerElement visualizzato il valore dell'attributo.The following example creates an attribute and displays the OwnerElement of the attribute.

#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;
int main()
{
   XmlDocument^ doc = gcnew XmlDocument;
   doc->LoadXml( "<book><title>Pride And Prejudice</title></book>" );
   
   //Create an attribute.
   XmlAttribute^ attr;
   attr = doc->CreateAttribute( "bk", "genre", "urn:samples" );
   attr->Value = "novel";
   
   //Try to display the attribute's owner element.
   if ( attr->OwnerElement == nullptr )
      Console::WriteLine( "The attribute has not been added to an element\r\n" );
   else
      Console::WriteLine( attr->OwnerElement->OuterXml );

   
   //Add the attribute to an element.
   doc->DocumentElement->SetAttributeNode( attr );
   
   //Display the attribute's owner element.
   Console::WriteLine( "Display the owner element..." );
   Console::WriteLine( attr->OwnerElement->OuterXml );
}

using System;
using System.IO;
using System.Xml;

public class Sample
{
  public static void Main(){

    XmlDocument doc = new XmlDocument();
    doc.LoadXml("<book>" +
                "<title>Pride And Prejudice</title>" +
                "</book>");

    //Create an attribute.
    XmlAttribute attr;
    attr = doc.CreateAttribute("bk","genre","urn:samples");
    attr.Value = "novel";

    //Try to display the attribute's owner element.
    if (attr.OwnerElement==null)
      Console.WriteLine("The attribute has not been added to an element\r\n");
    else
      Console.WriteLine(attr.OwnerElement.OuterXml);

    //Add the attribute to an element.
    doc.DocumentElement.SetAttributeNode(attr);

    //Display the attribute's owner element.
    Console.WriteLine("Display the owner element...");
    Console.WriteLine(attr.OwnerElement.OuterXml);

   }
}
Imports System.IO
Imports System.Xml

public class Sample

  public shared sub Main()

    Dim doc as XmlDocument = new XmlDocument()
    doc.LoadXml("<book>" & _
                "<title>Pride And Prejudice</title>" & _
                "</book>") 

    'Create an attribute.
    Dim attr as XmlAttribute
    attr = doc.CreateAttribute("bk","genre","urn:samples")
    attr.Value = "novel"

    'Try to display the attribute's owner element.
    if attr.OwnerElement is nothing
      Console.WriteLine("The attribute has not been added to an element")
      Console.WriteLine()
    else
      Console.WriteLine(attr.OwnerElement.OuterXml)
    end if

    'Add the attribute to an element.
    doc.DocumentElement.SetAttributeNode(attr)

    'Display the attribute's owner element.
    Console.WriteLine("Display the owner element...")
    Console.WriteLine(attr.OwnerElement.OuterXml)

  end sub
end class

Si applica a