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MoreEnumerable.PartialSortBy<TSource, TKey> Method (IEnumerable<TSource>, Int32, Func<TSource, TKey>)

Namespace:  MoreLinq
Assembly:  MoreLinq (in MoreLinq.dll) Version: 2.8.0
Syntax
public static IEnumerable<TSource> PartialSortBy<TSource, TKey>(
	this IEnumerable<TSource> source,
	int count,
	Func<TSource, TKey> keySelector
)

Parameters

source
Type: System.Collections.Generic.IEnumerable<TSource>
The source sequence.
count
Type: System.Int32
Number of (maximum) elements to return.
keySelector
Type: System.Func<TSource, TKey>
A function to extract a key from an element.

Type Parameters

TSource
Type of elements in the sequence.
TKey
Type of keys.

Return Value

Type: IEnumerable<TSource>
A sequence containing at most top count elements from source, in ascending order of their keys.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerable<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).
Remarks
This operator uses deferred execution and streams it results.
See Also