XmlValidatingReader.Depth Propiedad

  • Referencia

Definición

Espacio de nombres:
System.Xml
Ensamblado:
System.Xml.ReaderWriter.dll
Ensamblado:
System.Xml.dll
Ensamblado:
netstandard.dll

Obtiene la profundidad del nodo actual en el documento XML.

public:
 virtual property int Depth { int get(); };
public override int Depth { get; }
member this.Depth : int
Public Overrides ReadOnly Property Depth As Integer

Valor de propiedad

Int32

Profundidad del nodo actual en el documento XML.

Ejemplos

En el ejemplo siguiente se muestra cada nodo, incluida su profundidad, número de línea y posición de línea.

#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;
int main()
{
   
   // Create the XML fragment to be parsed.
   String^ xmlFrag = "<book>\n"
   "<misc>\n"
   "<style>paperback</style>\n"
   "<pages>240</pages>\n"
   "</misc>\n"
   "</book>\n";
   
   // Create the XmlNamespaceManager.
   XmlNamespaceManager^ nsmgr = gcnew XmlNamespaceManager( gcnew NameTable );
   
   // Create the XmlParserContext.
   XmlParserContext^ context = gcnew XmlParserContext( nullptr,nsmgr,nullptr,XmlSpace::None );
   
   // Create the reader.
   XmlValidatingReader^ reader = gcnew XmlValidatingReader( xmlFrag,XmlNodeType::Element,context );
   IXmlLineInfo^ lineInfo = (dynamic_cast<IXmlLineInfo^>(reader));
   if ( lineInfo->HasLineInfo() )
   {
      
      // Parse the XML and display each node.
      while ( reader->Read() )
      {
         switch ( reader->NodeType )
         {
            case XmlNodeType::Element:
               Console::Write( " {0} {1}, {2}  ", reader->Depth, lineInfo->LineNumber, lineInfo->LinePosition );
               Console::WriteLine( "< {0}>", reader->Name );
               break;

            case XmlNodeType::Text:
               Console::Write( " {0} {1}, {2}  ", reader->Depth, lineInfo->LineNumber, lineInfo->LinePosition );
               Console::WriteLine( " {0}", reader->Value );
               break;

            case XmlNodeType::EndElement:
               Console::Write( " {0} {1}, {2}  ", reader->Depth, lineInfo->LineNumber, lineInfo->LinePosition );
               Console::WriteLine( "</ {0}>", reader->Name );
               break;
         }
      }
   }

   
   // Close the reader.
   reader->Close();
}


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

public class Sample{

  public static void Main(){

    // Create the XML fragment to be parsed.
    string xmlFrag  =
    @"<book>
           <misc>
              <style>paperback</style>
              <pages>240</pages>
           </misc>
        </book>
    ";

    // Create the XmlNamespaceManager.
    XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());

    // Create the XmlParserContext.
    XmlParserContext context = new XmlParserContext(null, nsmgr, null, XmlSpace.None);

    // Create the reader.
    XmlValidatingReader reader = new XmlValidatingReader(xmlFrag, XmlNodeType.Element, context);

    IXmlLineInfo lineInfo = ((IXmlLineInfo)reader);
    if (lineInfo.HasLineInfo()){

      // Parse the XML and display each node.
      while (reader.Read()){
       switch (reader.NodeType){
         case XmlNodeType.Element:
           Console.Write("{0} {1},{2}  ", reader.Depth, lineInfo.LineNumber, lineInfo.LinePosition);
           Console.WriteLine("<{0}>", reader.Name);
           break;
         case XmlNodeType.Text:
           Console.Write("{0} {1},{2}  ", reader.Depth, lineInfo.LineNumber, lineInfo.LinePosition);
           Console.WriteLine("  {0}", reader.Value);
           break;
         case XmlNodeType.EndElement:
           Console.Write("{0} {1},{2}  ", reader.Depth, lineInfo.LineNumber, lineInfo.LinePosition);
           Console.WriteLine("</{0}>", reader.Name);
           break;
       }
     }
    }

    // Close the reader.
    reader.Close();
  }
}

Imports System.IO
Imports System.Xml

public class Sample

  public shared sub Main()

    ' Create the XML fragment to be parsed.
    Dim xmlFrag as string = "<book>" + Chr(10) & _
                            "  <misc>"  + Chr(10) & _
                            "    <style>paperback</style>"  + Chr(10) & _
                            "    <pages>240</pages>" + Chr(10) & _
                            "  </misc>" + Chr(10) & _
                            "</book>"

    ' Create the XmlNamespaceManager.
    Dim nsmgr as XmlNamespaceManager = new XmlNamespaceManager(new NameTable())

    ' Create the XmlParserContext.
    Dim context as XmlParserContext = new XmlParserContext(nothing, nsmgr, nothing, XmlSpace.None)

    ' Create the reader.
    Dim reader as XmlValidatingReader = new XmlValidatingReader(xmlFrag, XmlNodeType.Element, context)

    Dim lineInfo as IXmlLineInfo = CType(reader, IXmlLineInfo)
    if (lineInfo.HasLineInfo())
       
      ' Parse the XML and display each node.
      while (reader.Read())
       select case reader.NodeType
         case XmlNodeType.Element:
           Console.Write("{0} {1},{2}  ", reader.Depth, lineInfo.LineNumber, lineInfo.LinePosition)
           Console.WriteLine("<{0}>", reader.Name)
         case XmlNodeType.Text:
           Console.Write("{0} {1},{2}  ", reader.Depth, lineInfo.LineNumber, lineInfo.LinePosition)
           Console.WriteLine("  {0}", reader.Value)
         case XmlNodeType.EndElement:
           Console.Write("{0} {1},{2}  ", reader.Depth, lineInfo.LineNumber, lineInfo.LinePosition)
           Console.WriteLine("</{0}>", reader.Name)
       end select       
      end while           
    end if

    ' Close the reader.
    reader.Close()     
  
  end sub
end class

Comentarios

Nota

La XmlValidatingReader clase está obsoleta en .NET Framework 2.0. Puede crear una instancia de XmlReader validación mediante la XmlReaderSettings clase y el Create método . Para obtener más información, vea la sección Comentarios de la página de referencia de XmlReader.

Se aplica a

Consulte también