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MSDN Library

ParallelEnumerable.Intersect(TSource) Method (ParallelQuery(TSource), ParallelQuery(TSource), IEqualityComparer(TSource))

Produces the set intersection of two parallel sequences by using the specified IEqualityComparer{T} to compare values.

Namespace:  System.Linq
Assemblies:   System.Linq.Parallel (in System.Linq.Parallel.dll)
  System.Core (in System.Core.dll)

static member Intersect : 
        first:ParallelQuery<'TSource> * 
        second:ParallelQuery<'TSource> * 
        comparer:IEqualityComparer<'TSource> -> ParallelQuery<'TSource> 

Type Parameters


The type of the elements of the input sequences.


Type: System.Linq.ParallelQuery(TSource)

A sequence whose distinct elements that also appear in second will be returned.

Type: System.Linq.ParallelQuery(TSource)

A sequence whose distinct elements that also appear in the first sequence will be returned.

Type: System.Collections.Generic.IEqualityComparer(TSource)

An IEqualityComparer(T) to compare values.

Return Value

Type: System.Linq.ParallelQuery(TSource)
A sequence that contains the elements that form the set intersection of two sequences.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ParallelQuery(TSource). When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).


The query was canceled with the token passed in through WithCancellation.


source or action is a null reference (Nothing in Visual Basic).


One or more exceptions occurred during the evaluation of the query.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

.NET for Windows Phone apps

Supported in: Windows Phone 8.1

Portable Class Library

Supported in: Portable Class Library
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