SelectMany<TSource,TResult>(IIndexedSource<TSource>,Expression<Func<TSource,IEnumerable<TResult>>>) Method

Projects each element of a collection to a sequence of collections and flattens the resulting collections into one collection.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Shared Function SelectMany
    (Of TSource,TResult)( _
   ByVal source As IIndexedSource(Of TSource), _
   ByVal selector As System.Linq.Expressions.Expression(Of Func(Of TSource,IEnumerable(Of TResult))) _
) As IIndexedSource(Of TResult)

public static IIndexedSource<TResult> SelectMany<TSource,TResult>( 
   IIndexedSource<TSource> source,
   System.Linq.Expressions.Expression<Func<TSource,IEnumerable<TResult>>> selector
)

Parameters

source: A collection of values to project.
selector: A transform function to apply to each element.

Type Parameters

TSource: The type of the elements of source.
TResult: The type of the elements of the sequence returned by selector.

Return Value

An IIndexedSource<TResult> whose elements are the result of invoking the one-to-many transform function on each element of the source collection.

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

IndexedQueryExtensions Class
IndexedQueryExtensions Members
Overload List