DiscoveryReferenceCollection.Contains メソッド

.NET Framework クラス ライブラリ リファレンス

DiscoveryReferenceCollection.Contains メソッド

DiscoveryReferenceCollection に特定の DiscoveryReference が格納されているかどうかを確認します。

名前空間: System.Web.Services.Discovery
アセンブリ: System.Web.Services (system.web.services.dll 内)
構文

Visual Basic (宣言)

Public Function Contains ( _
    value As DiscoveryReference _
) As Boolean

Visual Basic (使用法)

Dim instance As DiscoveryReferenceCollection
Dim value As DiscoveryReference
Dim returnValue As Boolean

returnValue = instance.Contains(value)

C#

public bool Contains (
    DiscoveryReference value
)

C++

public:
bool Contains (
    DiscoveryReference^ value
)

J#

public boolean Contains (
    DiscoveryReference value
)

JScript

public function Contains (
    value : DiscoveryReference
) : boolean

パラメータ

value

DiscoveryReferenceCollection 内で検索する DiscoveryReference。

戻り値
DiscoveryReference が DiscoveryReferenceCollection に格納されている場合は true。それ以外の場合は false。

使用例

Visual Basic

Class MyDiscoveryDocumentMod

   Shared Sub Main()
   Try
      Dim myDiscoveryDocReference1 As New
 DiscoveryDocumentReference()
      Dim myDiscoveryDocReference2 As New
 DiscoveryDocumentReference()
      Dim myDiscoveryReference As DiscoveryReference

      Console.WriteLine("Demonstrating DiscoveryReferenceCollection
 class.")

      ' Create new DiscoveryReferenceCollection.
      Dim myDiscoveryReferenceCollection As
 New DiscoveryReferenceCollection()

      ' Access the Count method.
      Console.WriteLine("The number of elements in collection
 is: " & _
         myDiscoveryReferenceCollection.Count.ToString())

      ' Add elements to the collection.
      myDiscoveryReferenceCollection.Add(myDiscoveryDocReference1)
      myDiscoveryReferenceCollection.Add(myDiscoveryDocReference2)

      Console.WriteLine("The number of elements in the collection
 " _
         & "after adding two elements to the collection: "
 _
         & myDiscoveryReferenceCollection.Count.ToString())

      ' Call the Contains method.
      If myDiscoveryReferenceCollection.Contains(myDiscoveryDocReference1)
 _
         <> True Then
         Throw New Exception("Element
 not found in collection.")
      End If

      ' Access the Item property.
      myDiscoveryReference = myDiscoveryReferenceCollection.Item(0)

      If  myDiscoveryReference Is Nothing
 Then
         Throw New Exception("Element
 not found in collection.")
      End If

      ' Remove one element from the collection.
      myDiscoveryReferenceCollection.Remove(myDiscoveryDocReference1)
      Console.WriteLine("The number of elements in collection
 " _
         & "after removing one element is: " _
         & myDiscoveryReferenceCollection.Count.ToString())

   Catch e As Exception
       Console.Writeline("Exception occured : " +
 e.Message)
   End Try
   End Sub

End Class

C#

class MyDiscoveryDocumentClass
{
   static void Main()
   {
      DiscoveryDocumentReference myDiscoveryDocReference1 = 
         new DiscoveryDocumentReference();
      DiscoveryDocumentReference myDiscoveryDocReference2 = 
         new DiscoveryDocumentReference();
      DiscoveryReference myDiscoveryReference;

      Console.WriteLine("Demonstrating DiscoveryReferenceCollection class.");
     
      // Create new DiscoveryReferenceCollection.
      DiscoveryReferenceCollection myDiscoveryReferenceCollection = 
         new DiscoveryReferenceCollection();

      // Access the Count method.
      Console.WriteLine("The number of elements in the collection
 is: " 
         + myDiscoveryReferenceCollection.Count.ToString());

      // Add elements to the collection.
      myDiscoveryReferenceCollection.Add(myDiscoveryDocReference1);
      myDiscoveryReferenceCollection.Add(myDiscoveryDocReference2);

      Console.WriteLine("The number of elements in the collection
 "
         + "after adding two elements to the collection: " 
         + myDiscoveryReferenceCollection.Count.ToString());

      // Call the Contains method.
      if (myDiscoveryReferenceCollection.Contains(myDiscoveryDocReference1)
 
         != true)
      {
         throw new Exception("Element not found in
 collection.");
      }

      // Access the indexed member.
      myDiscoveryReference = 
         (DiscoveryReference)myDiscoveryReferenceCollection[0];
      if (myDiscoveryReference == null)
      {
         throw new Exception("Element not found in
 collection.");
      }

      // Remove one element from collection.
      myDiscoveryReferenceCollection.Remove(myDiscoveryDocReference1);
      Console.WriteLine("The number of elements in the collection
 "
         + "after removing one element is: " 
         + myDiscoveryReferenceCollection.Count.ToString());
   }

C++

int main()
{
   DiscoveryDocumentReference^ myDiscoveryDocReference1 = gcnew DiscoveryDocumentReference;
   DiscoveryDocumentReference^ myDiscoveryDocReference2 = gcnew DiscoveryDocumentReference;
   DiscoveryReference^ myDiscoveryReference;
   Console::WriteLine( "Demonstrating DiscoveryReferenceCollection class."
 );
   
   // Create new DiscoveryReferenceCollection.
   DiscoveryReferenceCollection^ myDiscoveryReferenceCollection = gcnew DiscoveryReferenceCollection;
   
   // Access the Count method.
   Console::WriteLine( "The number of elements in the collection
 is: {0}", myDiscoveryReferenceCollection->Count );
   
   // Add elements to the collection.
   myDiscoveryReferenceCollection->Add( myDiscoveryDocReference1 );
   myDiscoveryReferenceCollection->Add( myDiscoveryDocReference2 );
   Console::WriteLine( "The number of elements in the collection
 after adding two elements to the collection: {0}", myDiscoveryReferenceCollection->Count
 );
   
   // Call the Contains method.
   if ( myDiscoveryReferenceCollection->Contains( myDiscoveryDocReference1
 ) != true )
   {
      throw gcnew Exception( "Element not found in collection."
 );
   }
   
   // Access the indexed member.
   myDiscoveryReference = dynamic_cast<DiscoveryReference^>(myDiscoveryReferenceCollection[
 0 ]);
   if ( myDiscoveryReference == nullptr )
   {
      throw gcnew Exception( "Element not found in collection."
 );
   }
   
   // Remove one element from collection.
   myDiscoveryReferenceCollection->Remove( myDiscoveryDocReference1 );
   Console::WriteLine( "The number of elements in the collection
 after removing one element is: {0}", myDiscoveryReferenceCollection->Count
 );
}

J#

class MyDiscoveryDocumentClass
{
    public static void main(String[]
 args) throws Exception 
    {
        DiscoveryDocumentReference myDiscoveryDocReference1 = 
            new DiscoveryDocumentReference();
        DiscoveryDocumentReference myDiscoveryDocReference2 = 
            new DiscoveryDocumentReference();
        DiscoveryReference myDiscoveryReference;
        Console.WriteLine("Demonstrating DiscoveryReferenceCollection class.");

        // Create new DiscoveryReferenceCollection.
        DiscoveryReferenceCollection myDiscoveryReferenceCollection = 
            new DiscoveryReferenceCollection();

        // Access the Count method.
        Console.WriteLine("The number of elements in the collection
 is: " 
            + ((Int32)myDiscoveryReferenceCollection.get_Count()).ToString());

        // Add elements to the collection.
        myDiscoveryReferenceCollection.Add(myDiscoveryDocReference1);
        myDiscoveryReferenceCollection.Add(myDiscoveryDocReference2);
        Console.WriteLine("The number of elements in the collection
 "
            + "after adding two elements to the collection: "
            + ((Int32)myDiscoveryReferenceCollection.get_Count()).ToString());

        // Call the Contains method.
        if (myDiscoveryReferenceCollection.
            Contains(myDiscoveryDocReference1) != true) {
            throw new Exception("Element not found in
 collection.");
        }

        // Access the indexed member.
        myDiscoveryReference = (DiscoveryReference)
            myDiscoveryReferenceCollection.get_Item(0);
        if (myDiscoveryReference == null) {
            throw new Exception("Element not found in
 collection.");
        }

        // Remove one element from collection.
        myDiscoveryReferenceCollection.Remove(myDiscoveryDocReference1);
        Console.WriteLine("The number of elements in the collection
 " 
            + "after removing one element is: " 
            + ((Int32)myDiscoveryReferenceCollection.get_Count()).ToString());
    } //main

プラットフォーム

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。

バージョン情報

.NET Framework
サポート対象 : 2.0、1.1、1.0

参照

関連項目
DiscoveryReferenceCollection クラス
DiscoveryReferenceCollection メンバ
System.Web.Services.Discovery 名前空間