Collection(Of T).IList.Contains Method

May 11, 2014

Determines whether the IList contains a specific value.

Namespace:  System.Collections.ObjectModel
Assembly:  mscorlib (in mscorlib.dll)

'Declaration
Private Function Contains ( _
	value As Object _
) As Boolean Implements IList.Contains

Parameters

value
Type: System.Object
The Object to locate in the IList.

Return Value

Type: System.Boolean
true if the Object is found in the IList; otherwise, false.

Implements

IList.Contains(Object)

ExceptionCondition
ArgumentException

value is of a type that is not assignable to the IList.

This method determines equality by first determining whether value is of type T (or null) and then calling Contains.

This method is an O(n) operation, where n is Count.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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