DesignerVerbCollection.Contains(DesignerVerb) Yöntem

Tanım

Ad Alanı:

System.ComponentModel.Design

Bütünleştirilmiş Kodlar:

netstandard.dll, System.ComponentModel.TypeConverter.dll

Kaynak:

DesignerVerbCollection.cs

Belirtilenin DesignerVerb koleksiyonda var olup olmadığını belirten bir değer alır.

public:
 bool Contains(System::ComponentModel::Design::DesignerVerb ^ value);

public bool Contains(System.ComponentModel.Design.DesignerVerb? value);

member this.Contains : System.ComponentModel.Design.DesignerVerb -> bool

Public Function Contains (value As DesignerVerb) As Boolean

Parametreler

value

DesignerVerb

DesignerVerb Koleksiyonda aranacak.

Döndürülenler

Boolean

true belirtilen nesne koleksiyonda varsa; aksi takdirde , false.

Örnekler

Aşağıdaki örnek, belirli Contains bir nesnenin varlığını aramak için yöntemini kullanır DesignerVerb ve daha sonra bulunduğu dizin değerini alır.

// Tests for the presence of a DesignerVerb in the collection,
// and retrieves its index if it is found.
DesignerVerb^ testVerb = gcnew DesignerVerb( "Example designer verb", gcnew EventHandler( this, &Class1::ExampleEvent ) );
int itemIndex = -1;
if ( collection->Contains( testVerb ) )
         itemIndex = collection->IndexOf( testVerb );

// Tests for the presence of a DesignerVerb in the collection, 
// and retrieves its index if it is found.
DesignerVerb testVerb = new DesignerVerb("Example designer verb", new EventHandler(this.ExampleEvent));
int itemIndex = -1;
if( collection.Contains( testVerb ) )
    itemIndex = collection.IndexOf( testVerb );

' Tests for the presence of a DesignerVerb in the collection, 
' and retrieves its index if it is found.
Dim testVerb As New DesignerVerb("Example designer verb", New EventHandler(AddressOf Me.ExampleEvent))
Dim itemIndex As Integer = -1
If collection.Contains(testVerb) Then
    itemIndex = collection.IndexOf(testVerb)
End If