XmlNodeReader.MoveToFirstAttribute Método

public:
 override bool MoveToFirstAttribute();

public override bool MoveToFirstAttribute();

override this.MoveToFirstAttribute : unit -> bool

Public Overrides Function MoveToFirstAttribute () As Boolean

Retornos

true se um atributo existir (o leitor é movido para o primeiro atributo); caso contrário, false (a posição do leitor não é alterada).

Exemplos

O exemplo a seguir obtém o valor do primeiro atributo do nó raiz.

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 genre='novel' ISBN='1-861003-78' publicationdate='1987'> " +
                   "</book>");

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

       //Read the genre attribute.
       reader.MoveToContent();
       reader.MoveToFirstAttribute();
       string genre=reader.Value;
       Console.WriteLine("The genre value: " + genre);
     }
     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 genre='novel' ISBN='1-861003-78' publicationdate='1987'> " & _
                        "</book>")
            
            'Load the XmlNodeReader 
            reader = New XmlNodeReader(doc)
            
            'Read the genre attribute.
            reader.MoveToContent()
            reader.MoveToFirstAttribute()
            Dim genre As String = reader.Value
            Console.WriteLine("The genre value: " & genre)
        
        Finally
            If Not (reader Is Nothing) Then
                reader.Close()
            End If
        End Try
    End Sub
End Class

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