XmlNode.PreviousSibling Proprietà

Definizione

Spazio dei nomi:

System.Xml

Assembly:

System.Xml.dll, System.Xml.XmlDocument.dll

Assembly:

System.Xml.ReaderWriter.dll

Assembly:

System.Xml.XmlDocument.dll

Assembly:

System.Xml.dll

Assembly:

netstandard.dll

Ottiene il nodo immediatamente precedente a quello corrente.

public:
 virtual property System::Xml::XmlNode ^ PreviousSibling { System::Xml::XmlNode ^ get(); };

public virtual System.Xml.XmlNode PreviousSibling { get; }

public virtual System.Xml.XmlNode? PreviousSibling { get; }

member this.PreviousSibling : System.Xml.XmlNode

Public Overridable ReadOnly Property PreviousSibling As XmlNode

Valore della proprietà

XmlNode

XmlNode precedente. In mancanza di nodi precedenti, viene restituito null.

Esempio

Nell'esempio seguente vengono visualizzati tutti i libri nel documento XML.

#using <System.Xml.dll>

using namespace System;
using namespace System::Xml;
int main()
{
   XmlDocument^ doc = gcnew XmlDocument;
   doc->Load( "books.xml" );
   XmlNode^ lastNode = doc->DocumentElement->LastChild;
   Console::WriteLine( "Last book..." );
   Console::WriteLine( lastNode->OuterXml );
   XmlNode^ prevNode = lastNode->PreviousSibling;
   Console::WriteLine( "\r\nPrevious book..." );
   Console::WriteLine( prevNode->OuterXml );
}

using System;
using System.Xml;

public class Sample {

  public static void Main() {

      XmlDocument doc = new XmlDocument();
      doc.Load("books.xml");

      XmlNode lastNode = doc.DocumentElement.LastChild;
      Console.WriteLine("Last book...");
      Console.WriteLine(lastNode.OuterXml);

      XmlNode prevNode = lastNode.PreviousSibling;
      Console.WriteLine("\r\nPrevious book...");
      Console.WriteLine(prevNode.OuterXml);
  }
}

Imports System.Xml

public class Sample 

  public shared sub Main() 

      Dim doc as XmlDocument = new XmlDocument()
      doc.Load("books.xml")

      Dim lastNode as XmlNode = doc.DocumentElement.LastChild
      Console.WriteLine("Last book...")
      Console.WriteLine(lastNode.OuterXml)

      Dim prevNode as XmlNode = lastNode.PreviousSibling
      Console.WriteLine(ControlChars.LF + "Previous book...")
      Console.WriteLine(prevNode.OuterXml)  
  end sub
end class