XmlNodeList.GetEnumerator Metode

Definisi

Ruang nama:

System.Xml

Rakitan:

netstandard.dll, System.Xml.ReaderWriter.dll

Sumber:

XmlNodeList.cs

Mendapatkan enumerator yang melakukan iterasi melalui pengumpulan simpul.

public:
 abstract System::Collections::IEnumerator ^ GetEnumerator();

public abstract System.Collections.IEnumerator GetEnumerator();

abstract member GetEnumerator : unit -> System.Collections.IEnumerator

Public MustOverride Function GetEnumerator () As IEnumerator

Mengembalikan

IEnumerator

Enumerator yang digunakan untuk melakukan iterasi melalui pengumpulan simpul.

Penerapan

GetEnumerator()

Contoh

Contoh berikut menampilkan semua judul buku.

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

public class Sample {

  public static void Main() {

     XmlDocument doc = new XmlDocument();
     doc.Load("2books.xml");

     //Get and display all the book titles.
     XmlElement root = doc.DocumentElement;
     XmlNodeList elemList = root.GetElementsByTagName("title");
     IEnumerator ienum = elemList.GetEnumerator();
     while (ienum.MoveNext()) {
       XmlNode title = (XmlNode) ienum.Current;
       Console.WriteLine(title.InnerText);
     }
  }
}

Imports System.IO
Imports System.Xml
Imports System.Collections

public class Sample

  public shared sub Main()

     Dim doc as XmlDocument = new XmlDocument()
     doc.Load("2books.xml")
                         
     'Get and display all the book titles.
     Dim root as XmlElement = doc.DocumentElement
     Dim elemList as XmlNodeList = root.GetElementsByTagName("title")
     Dim ienum as IEnumerator = elemList.GetEnumerator()          
     while (ienum.MoveNext())
        Dim title as XmlNode
        title = CType(ienum.Current, XmlNode)
        Console.WriteLine(title.InnerText)
     end while    
    
  end sub
end class

Contohnya menggunakan file 2books.xml sebagai input.

<!--sample XML fragment-->
<bookstore>
  <book genre='novel' ISBN='10-861003-324'>
    <title>The Handmaid's Tale</title>
    <price>19.95</price>
  </book>
  <book genre='novel' ISBN='1-861001-57-5'>
    <title>Pride And Prejudice</title>
    <price>24.95</price>
  </book>
</bookstore>

Keterangan

Menyediakan iterasi gaya "foreach" sederhana atas koleksi simpul di XmlNodeList.