XmlNode.Item[String, String] XmlNode.Item[String, String] XmlNode.Item[String, String] XmlNode.Item[String, String] Property

定義

多載

Item[String] Item[String] Item[String] Item[String]

取得具有指定的 Name 的第一個子項目。Gets the first child element with the specified Name.

Item[String, String] Item[String, String] Item[String, String] Item[String, String]

取得具有指定的 LocalNameNamespaceURI 的第一個子項目。Gets the first child element with the specified LocalName and NamespaceURI.

Item[String] Item[String] Item[String] Item[String]

取得具有指定的 Name 的第一個子項目。Gets the first child element with the specified Name.

public:
 virtual property System::Xml::XmlElement ^ default[System::String ^] { System::Xml::XmlElement ^ get(System::String ^ name); };
public virtual System.Xml.XmlElement this[string name] { get; }
member this.Item(string) : System.Xml.XmlElement
Default Public Overridable ReadOnly Property Item(name As String) As XmlElement

參數

name
String String String String

要擷取的項目的限定名稱 (Qualified Name)。The qualified name of the element to retrieve.

屬性值

符合指定名稱的第一個 XmlElementThe first XmlElement that matches the specified name. 如果沒有相符項目,則傳回 null 參考 (在 Visual Basic 中為 Nothing)。It returns a null reference (Nothing in Visual Basic) if there is no match.

範例

下列範例會顯示 title 元素。The following example displays the title element.

#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;

int main()
{
   XmlDocument^ doc = gcnew XmlDocument;
   doc->LoadXml( "<book ISBN='1-861001-57-5'>"
   "<title>Pride And Prejudice</title>"
   "<price>19.95</price>"
   "</book>" );
   XmlNode^ root = doc->FirstChild;
   Console::WriteLine( "Display the title element..." );
   Console::WriteLine( root[ "title" ]->OuterXml );
}
using System;
using System.IO;
using System.Xml;

public class Sample {

  public static void Main() {

    XmlDocument doc = new XmlDocument();
    doc.LoadXml("<book ISBN='1-861001-57-5'>" +
                "<title>Pride And Prejudice</title>" +
                "<price>19.95</price>" +
                "</book>");

    XmlNode root = doc.FirstChild;

    Console.WriteLine("Display the title element...");
    Console.WriteLine(root["title"].OuterXml);
  }
}
Option Explicit
Option Strict

Imports System.IO
Imports System.Xml

Public Class Sample
    Public Shared Sub Main()
        
        Dim doc As New XmlDocument()
        doc.LoadXml("<book ISBN='1-861001-57-5'>" & _
                    "<title>Pride And Prejudice</title>" & _ 
                    "<price>19.95</price>" & _ 
                    "</book>")

        Dim root As XmlNode = doc.FirstChild
        Console.WriteLine("Display the title element...")
        Console.WriteLine(root("title").OuterXml)
    End Sub
End Class 'Sample

備註

這個屬性是文件物件模型的 Microsoft 擴充功能。This property is a Microsoft extension to the Document Object Model (DOM).

Item[String, String] Item[String, String] Item[String, String] Item[String, String]

取得具有指定的 LocalNameNamespaceURI 的第一個子項目。Gets the first child element with the specified LocalName and NamespaceURI.

public:
 virtual property System::Xml::XmlElement ^ default[System::String ^, System::String ^] { System::Xml::XmlElement ^ get(System::String ^ localname, System::String ^ ns); };
public virtual System.Xml.XmlElement this[string localname, string ns] { get; }
member this.Item(string * string) : System.Xml.XmlElement
Default Public Overridable ReadOnly Property Item(localname As String, ns As String) As XmlElement

參數

localname
String String String String

項目的本機名稱。The local name of the element.

ns
String String String String

項目的命名空間 URI。The namespace URI of the element.

屬性值

具有符合的 localnamens 的第一個 XmlElementThe first XmlElement with the matching localname and ns. 執行個體時提供 SQL Server 登入。. 如果沒有相符項目,則傳回 null 參考 (在 Visual Basic 中為 Nothing)。It returns a null reference (Nothing in Visual Basic) if there is no match.

備註

這個屬性是文件物件模型的 Microsoft 擴充功能。This property is a Microsoft extension to the Document Object Model (DOM).

適用於