XmlNodeReader.Prefix Egenskap

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

Egenskapsvärde

Namnområdesprefixet som är associerat med den aktuella noden.

Exempel

I följande exempel visas det lokala namnet på varje nod och, om de finns, prefixet och namnområdets URI.

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

public class Sample
{
  public static void Main()
  {
    XmlNodeReader reader = null;

    try
    {
       //Create and load the XML document.
       XmlDocument doc = new XmlDocument();
       doc.LoadXml("<book xmlns:bk='urn:samples'> " +
                   "<title>Pride And Prejudice</title>" +
                   "<bk:genre>novel</bk:genre>" +
                   "</book>");

       //Load the XmlNodeReader
       reader = new XmlNodeReader(doc);

       //Parse the XML.  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 XmlNodeReader = Nothing
        
        Try
            'Create and load the XML document.
            Dim doc As New XmlDocument()
            doc.LoadXml("<book xmlns:bk='urn:samples'> " & _
                       "<title>Pride And Prejudice</title>" & _
                       "<bk:genre>novel</bk:genre>" & _
                       "</book>")
            
            'Load the XmlNodeReader 
            reader = New XmlNodeReader(doc)
            
            'Parse the XML.  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

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