HashSet(T).IntersectWith Method (System.Collections.Generic)

HashSet(Of T).IntersectWith Method

.NET Framework 4

Modifies the current HashSet(Of T) object to contain only elements that are present in that object and in the specified collection.

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

Syntax

C++

JScript

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'Declaration

Public Sub IntersectWith ( _
	other As IEnumerable(Of T) _
)

Parameters

other: Type: System.Collections.Generic.IEnumerable(Of T)
The collection to compare to the current HashSet(Of T) object.

Implements

ISet(Of T).IntersectWith(IEnumerable(Of T))

Exceptions

Exception	Condition
ArgumentNullException	other is Nothing.

Remarks

If the collection represented by the other parameter is a HashSet(Of T) collection with the same equality comparer as the current HashSet(Of T) object, this method is an O(n) operation. Otherwise, this method is an O(n + m) operation, where n is Count and m is the number of elements in other.

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role not supported), Windows Server 2003 SP2

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

Version Information

.NET Framework

Supported in: 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Reference

HashSet(Of T) Class

HashSet(Of T) Members

System.Collections.Generic Namespace

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