XmlTextReader.Prefix Propiedad

public:
 virtual property System::String ^ Prefix { System::String ^ get(); };

public override string Prefix { get; }

member this.Prefix : string

Public Overrides ReadOnly Property Prefix As String

Valor de propiedad

Prefijo de espacio de nombres asociado al nodo actual.

Ejemplos

En el ejemplo siguiente se muestra el nombre local de cada nodo y, si existen, el prefijo y el URI del espacio de nombres.

#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;
int main()
{
   XmlTextReader^ reader = nullptr;
   try
   {
      
      // Load the reader with the XML file.
      reader = gcnew XmlTextReader( "book2.xml" );
      
      // Parse the file.  If they exist, display the prefix and 
      // namespace URI of each node.
      while ( reader->Read() )
      {
         if ( reader->IsStartElement() )
         {
            if ( reader->Prefix == String::Empty )
                        Console::WriteLine( "<{0}>", reader->LocalName );
            else
            {
               Console::Write( "<{0}:{1}>", reader->Prefix, reader->LocalName );
               Console::WriteLine( " The namespace URI is {0}", reader->NamespaceURI );
            }
         }
      }
   }
   finally
   {
      if ( reader != nullptr )
            reader->Close();
   }

}

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

public class Sample {

  public static void Main() {

    XmlTextReader reader = null;

    try {

       // Load the reader with the XML file.
       reader = new XmlTextReader("book2.xml");

       // Parse the file.  If they exist, display the prefix and
       // namespace URI of each node.
       while (reader.Read()) {
         if (reader.IsStartElement()) {
           if (reader.Prefix==String.Empty)
                    {
                        Console.WriteLine("<{0}>", reader.LocalName);
                    }
                    else {
               Console.Write("<{0}:{1}>", reader.Prefix, reader.LocalName);
               Console.WriteLine(" The namespace URI is " + reader.NamespaceURI);
           }
         }
       }
     }
     finally {
        if (reader != null)
          reader.Close();
      }
  }
} // End class

Imports System.IO
Imports System.Xml

Public Class Sample
    
    Public Shared Sub Main()
        Dim reader As XmlTextReader = Nothing
        
        Try
            ' Load the reader with the XML file.
            reader = New XmlTextReader("book2.xml")
            
            ' Parse the file.  If they exist, display the prefix and 
            ' namespace URI of each node.
            While reader.Read()
                If reader.IsStartElement() Then
                    If reader.Prefix = String.Empty Then
                        Console.WriteLine("<{0}>", reader.LocalName)
                    Else
                        Console.Write("<{0}:{1}>", reader.Prefix, reader.LocalName)
                        Console.WriteLine(" The namespace URI is " & reader.NamespaceURI)
                    End If
                End If
            End While
        
        Finally
            If Not (reader Is Nothing) Then
                reader.Close()
            End If
        End Try
    End Sub
End Class

En el ejemplo se usa el archivo , book2.xmlcomo entrada.

<book xmlns:bk='urn:samples'>
  <title>Pride And Prejudice</title>
  <bk:genre>novel</bk:genre>
</book>

Comentarios

Se aplica a

Consulte también

• XmlReader