ParallelEnumerable.Distinct(Of TSource) Method (ParallelQuery(Of TSource), IEqualityComparer(Of TSource))
.NET Framework (current version)
Returns distinct elements from a parallel sequence by using a specified IEqualityComparer(Of T) to compare values.
Assembly: System.Core (in System.Core.dll)
<ExtensionAttribute> Public Shared Function Distinct(Of TSource) ( source As ParallelQuery(Of TSource), comparer As IEqualityComparer(Of TSource) ) As ParallelQuery(Of TSource)
Parameters
- source
-
Type:
System.Linq.ParallelQuery(Of TSource)
The sequence to remove duplicate elements from.
- comparer
-
Type:
System.Collections.Generic.IEqualityComparer(Of TSource)
An IEqualityComparer(Of T) to compare values.
Return Value
Type: System.Linq.ParallelQuery(Of TSource)A sequence that contains distinct elements from the source sequence.
Type Parameters
- TSource
The type of the elements of source.
| Exception | Condition |
|---|---|
| ArgumentNullException | source is a null reference (Nothing in Visual Basic). |
| AggregateException | One or more exceptions occurred during the evaluation of the query. |
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
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