XmlNotation.SystemId Eigenschaft

Definition

Namespace:

System.Xml

Assembly:

System.Xml.ReaderWriter.dll

Quelle:

XmlNotation.cs

Ruft den Wert des Systembezeichners für die Notationsdeklaration ab.

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

public string? SystemId { get; }

member this.SystemId : string

Public ReadOnly Property SystemId As String

Eigenschaftswert

String

Der Systembezeichner für die Notation. Wenn kein Systembezeichner vorhanden ist, wird null zurückgegeben.

Beispiele

Im folgenden Beispiel werden Informationen zu den im XML-Dokument deklarierten Notationen angezeigt.

#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;
void DisplayNotations( XmlNamedNodeMap^ nMap )
{
   for ( int i = 0; i < nMap->Count; i++ )
   {
      XmlNotation^ note = dynamic_cast<XmlNotation^>(nMap->Item( i ));
      Console::Write( " {0} ", note->NodeType );
      Console::Write( " {0} ", note->Name );
      Console::Write( " {0} ", note->PublicId );
      Console::Write( " {0} ", note->SystemId );
      Console::WriteLine();

   }
}

int main()
{
   XmlDocument^ doc = gcnew XmlDocument;
   doc->Load( "doment.xml" );
   Console::WriteLine( "Display information on all notations..." );
   XmlNamedNodeMap^ nMap = doc->DocumentType->Notations;
   DisplayNotations( nMap );
}

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

public class Sample
{
  private const String filename = "doment.xml";

  public static void Main()
  {
    XmlDocument doc = new XmlDocument();
    doc.Load(filename);

    Console.WriteLine("Display information on all notations...");
    XmlNamedNodeMap nMap = doc.DocumentType.Notations;
    DisplayNotations(nMap);
  }

  public static void DisplayNotations(XmlNamedNodeMap nMap)
  {
     for (int i=0; i < nMap.Count; i++)
     {
        XmlNotation note = (XmlNotation) nMap.Item(i);
        Console.Write("{0} ", note.NodeType);
        Console.Write("{0} ", note.Name);
        Console.Write("{0} ", note.PublicId);
        Console.Write("{0} ", note.SystemId);
        Console.WriteLine();
    }
  }
}

Imports System.IO
Imports System.Xml

public class Sample

  private const filename as String = "doment.xml"
 
  public shared sub Main()
    Dim doc as XmlDocument = new XmlDocument()
    doc.Load(filename)

    Console.WriteLine("Display information on all notations...")     
    Dim nMap as XmlNamedNodeMap = doc.DocumentType.Notations
    DisplayNotations(nMap)      
  end sub
 
  public shared sub DisplayNotations(nMap as XmlNamedNodeMap)
     Dim i as integer   
     for i = 0 to nMap.Count - 1
        Dim note as XmlNotation = CType(nMap.Item(i), XmlNotation)
        Console.Write("{0} ", note.NodeType)
        Console.Write("{0} ", note.Name)
        Console.Write("{0} ", note.PublicId)
        Console.Write("{0} ", note.SystemId)
        Console.WriteLine()
     next
  end sub            
end class

Im Beispiel wird die Datei doment.xml als Eingabe verwendet.

<!DOCTYPE doc [

  <!ELEMENT doc ANY>
 
  <!NOTATION w SYSTEM "wine.exe">
  <!NOTATION v PUBLIC "vine.exe">

  <!NOTATION jpg PUBLIC "Jpeg picture format">
  <!NOTATION gif SYSTEM "Gif picture format">

  <!ENTITY wn PUBLIC "http://www.cohowinery.com" "coho.exe" NDATA w>
  <!ENTITY vn SYSTEM "http://www.cohovineyard.com" NDATA v>
  <!ENTITY mytxt "Text Sample">

  <!ATTLIST doc 
        src     ENTITY         #IMPLIED
        srcs    ENTITIES       #IMPLIED
        jpgPic  NOTATION (jpg) #IMPLIED
        gifPic  NOTATION (gif) #REQUIRED>
]>

<doc jpgPic="jpg" gifPic="gif" srcs="vn wn">
    something
</doc>

Weitere Informationen

• XmlDocumentType