CodeAttributeDeclarationCollection.Contains-Methode

Artikel
08/20/2007

Ruft einen Wert ab, der angibt, ob die Auflistung die angegebene CodeAttributeDeclaration enthält, oder legt diesen fest.

Namespace: System.CodeDom
Assembly: System (in system.dll)

Syntax

'Declaration
Public Function Contains ( _
    value As CodeAttributeDeclaration _
) As Boolean
'Usage
Dim instance As CodeAttributeDeclarationCollection
Dim value As CodeAttributeDeclaration
Dim returnValue As Boolean

returnValue = instance.Contains(value)

public bool Contains (
    CodeAttributeDeclaration value
)

public:
bool Contains (
    CodeAttributeDeclaration^ value
)

public boolean Contains (
    CodeAttributeDeclaration value
)

public function Contains (
    value : CodeAttributeDeclaration
) : boolean

Parameter

value
Das zu suchende CodeAttributeDeclaration.

Rückgabewert

true, wenn die Auflistung das angegebene Objekt enthält, andernfalls false.

Beispiel

' Tests for the presence of a CodeAttributeDeclaration in the 
' collection, and retrieves its index if it is found.
Dim testdeclaration As New CodeAttributeDeclaration("DescriptionAttribute", New CodeAttributeArgument(New CodePrimitiveExpression("Test Description")))
Dim itemIndex As Integer = -1
If collection.Contains(testdeclaration) Then
    itemIndex = collection.IndexOf(testdeclaration)
End If

// Tests for the presence of a CodeAttributeDeclaration in 
// the collection, and retrieves its index if it is found.
CodeAttributeDeclaration testdeclaration = new CodeAttributeDeclaration("DescriptionAttribute", new CodeAttributeArgument(new CodePrimitiveExpression("Test Description")) );
int itemIndex = -1;
if( collection.Contains( testdeclaration ) )
    itemIndex = collection.IndexOf( testdeclaration );

// Tests for the presence of a CodeAttributeDeclaration in 
// the collection, and retrieves its index if it is found.
array<CodeAttributeArgument^>^temp3 = {gcnew CodeAttributeArgument( gcnew CodePrimitiveExpression( "Test Description" ) )};
CodeAttributeDeclaration^ testdeclaration = gcnew CodeAttributeDeclaration( "DescriptionAttribute",temp3 );
int itemIndex = -1;
if ( collection->Contains( testdeclaration ) )
   itemIndex = collection->IndexOf( testdeclaration );

// Tests for the presence of a CodeAttributeDeclaration in 
// the collection, and retrieves its index if it is found.
CodeAttributeDeclaration testdeclaration =
    new CodeAttributeDeclaration("DescriptionAttribute",
    new CodeAttributeArgument[] { new CodeAttributeArgument(
    new CodePrimitiveExpression("Test Description")) });
int itemIndex = -1;
if (collection.Contains(testdeclaration)) {
    itemIndex = collection.IndexOf(testdeclaration);
}

Plattformen

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

.NET Framework unterstützt nicht alle Versionen sämtlicher Plattformen. Eine Liste der unterstützten Versionen finden Sie unter Systemanforderungen.

Versionsinformationen

.NET Framework

Unterstützt in: 2.0, 1.1, 1.0

Siehe auch

Referenz

CodeAttributeDeclarationCollection-Klasse
CodeAttributeDeclarationCollection-Member
System.CodeDom-Namespace
IndexOf

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