ActivityCollection::ICollection<Activity>::Contains Method

Gets a value that indicates whether the Object is a member of the collection.

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

private:
virtual bool Contains(
	Activity^ item
) sealed = ICollection<Activity^>::Contains

Parameters

item
Type: System.Workflow.ComponentModel::Activity

The Object to locate in the IList.

Return Value

Type: System::Boolean
true if value is in the collection; otherwise, false.

Implements

ICollection<T>::Contains(T)

Raises an exception with the error message "Error_InvalidListItem" if the Object is not of type Activity.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0
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