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ActivityCollection.Contains Method

Provides a test for membership of the Activity in the ICollection.

Namespace:  System.Workflow.ComponentModel
Assembly:  System.Workflow.ComponentModel (in System.Workflow.ComponentModel.dll)

public bool Contains(
	Activity item


Type: System.Workflow.ComponentModel.Activity

The Activity being tested for membership.

Return Value

Type: System.Boolean
true if the Activity belongs to the ICollection; otherwise, false.

This ICollection is type-safe. A run-time exception is raised if the item is not of type Activity.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0