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HashSet(Of T) Constructor (IEqualityComparer(Of T))

Initializes a new instance of the HashSet(Of T) class that is empty and uses the specified equality comparer for the set type.

Namespace:  System.Collections.Generic
Assemblies:   System.Core (in System.Core.dll)
  System.Collections (in System.Collections.dll)

'Declaration
Public Sub New ( _
	comparer As IEqualityComparer(Of T) _
)

Parameters

comparer
Type: System.Collections.Generic.IEqualityComparer(Of T)

The IEqualityComparer(Of T) implementation to use when comparing values in the set, or Nothing to use the default EqualityComparer(Of T) implementation for the set type.

The capacity of a HashSet(Of T) object is the number of elements that the object can hold. A HashSet(Of T) object's capacity automatically increases as elements are added to the object.

This constructor is an O(1) operation.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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