ParallelEnumerable.ToLookup ParallelEnumerable.ToLookup ParallelEnumerable.ToLookup ParallelEnumerable.ToLookup Method

Definição

Sobrecargas

ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com uma função de seletor de chave, um comparador e uma função de seletor de elemento especificados.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to a specified key selector function, a comparer and an element selector function.

ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com as funções especificadas de seletor de chave e seletor de elemento.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to specified key selector and element selector functions.

ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com uma função de seletor de chave e um comparador de chaves especificados.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to a specified key selector function and key comparer.

ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com uma função de seletor de chave especificada.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to a specified key selector function.

ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com uma função de seletor de chave, um comparador e uma função de seletor de elemento especificados.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to a specified key selector function, a comparer and an element selector function.

public:
generic <typename TSource, typename TKey, typename TElement>
[System::Runtime::CompilerServices::Extension]
 static System::Linq::ILookup<TKey, TElement> ^ ToLookup(System::Linq::ParallelQuery<TSource> ^ source, Func<TSource, TKey> ^ keySelector, Func<TSource, TElement> ^ elementSelector, System::Collections::Generic::IEqualityComparer<TKey> ^ comparer);
public static System.Linq.ILookup<TKey,TElement> ToLookup<TSource,TKey,TElement> (this System.Linq.ParallelQuery<TSource> source, Func<TSource,TKey> keySelector, Func<TSource,TElement> elementSelector, System.Collections.Generic.IEqualityComparer<TKey> comparer);
static member ToLookup : System.Linq.ParallelQuery<'Source> * Func<'Source, 'Key> * Func<'Source, 'Element> * System.Collections.Generic.IEqualityComparer<'Key> -> System.Linq.ILookup<'Key, 'Element>
<Extension()>
Public Function ToLookup(Of TSource, TKey, TElement) (source As ParallelQuery(Of TSource), keySelector As Func(Of TSource, TKey), elementSelector As Func(Of TSource, TElement), comparer As IEqualityComparer(Of TKey)) As ILookup(Of TKey, TElement)

Parâmetros de tipo

TSource

O tipo dos elementos de source.The type of elements of source.

TKey

O tipo da chave retornada por keySelector.The type of the key returned by keySelector.

TElement

O tipo do valor retornado por elementSelector.The type of the value returned by elementSelector.

Parâmetros

keySelector
Func<TSource,TKey>

Uma função para extrair uma chave de cada elemento.A function to extract a key from each element.

elementSelector
Func<TSource,TElement>

Uma função de transformação para produzir um valor de elemento de resultado de cada elemento.A transform function to produce a result element value from each element.

comparer
IEqualityComparer<TKey>

Um IEqualityComparer<T> para comparar chaves.An IEqualityComparer<T> to compare keys.

Retornos

Uma Lookup<(Of <(TKey, TElement>)>) que contém os valores do tipo TElement selecionado da sequência de entrada.A Lookup<(Of <(TKey, TElement>)>) that contains values of type TElement selected from the input sequence.

Exceções

A consulta foi cancelada com o token transmitido pelo WithCancellation.The query was canceled with the token passed in through WithCancellation.

source ou keySelector ou elementSelector é uma referência nula (Nothing no Visual Basic).source or keySelector or elementSelector is a null reference (Nothing in Visual Basic).

Uma ou mais exceções ocorreram durante a avaliação da consulta.One or more exceptions occurred during the evaluation of the query.

Veja também

ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>) ToLookup<TSource,TKey,TElement>(ParallelQuery<TSource>, Func<TSource,TKey>, Func<TSource,TElement>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com as funções especificadas de seletor de chave e seletor de elemento.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to specified key selector and element selector functions.

public:
generic <typename TSource, typename TKey, typename TElement>
[System::Runtime::CompilerServices::Extension]
 static System::Linq::ILookup<TKey, TElement> ^ ToLookup(System::Linq::ParallelQuery<TSource> ^ source, Func<TSource, TKey> ^ keySelector, Func<TSource, TElement> ^ elementSelector);
public static System.Linq.ILookup<TKey,TElement> ToLookup<TSource,TKey,TElement> (this System.Linq.ParallelQuery<TSource> source, Func<TSource,TKey> keySelector, Func<TSource,TElement> elementSelector);
static member ToLookup : System.Linq.ParallelQuery<'Source> * Func<'Source, 'Key> * Func<'Source, 'Element> -> System.Linq.ILookup<'Key, 'Element>
<Extension()>
Public Function ToLookup(Of TSource, TKey, TElement) (source As ParallelQuery(Of TSource), keySelector As Func(Of TSource, TKey), elementSelector As Func(Of TSource, TElement)) As ILookup(Of TKey, TElement)

Parâmetros de tipo

TSource

O tipo dos elementos de source.The type of elements of source.

TKey

O tipo da chave retornada por keySelector.The type of the key returned by keySelector.

TElement

O tipo do valor retornado por elementSelector.The type of the value returned by elementSelector.

Parâmetros

keySelector
Func<TSource,TKey>

Uma função para extrair uma chave de cada elemento.A function to extract a key from each element.

elementSelector
Func<TSource,TElement>

Uma função de transformação para produzir um valor de elemento de resultado de cada elemento.A transform function to produce a result element value from each element.

Retornos

Um ILookup<TKey,TElement> que contém valores do tipo TElement selecionados da sequência de entrada.A ILookup<TKey,TElement> that contains values of type TElement selected from the input sequence.

Exceções

A consulta foi cancelada com o token transmitido pelo WithCancellation.The query was canceled with the token passed in through WithCancellation.

source ou keySelector ou elementSelector é uma referência nula (Nothing no Visual Basic).source or keySelector or elementSelector is a null reference (Nothing in Visual Basic).

Uma ou mais exceções ocorreram durante a avaliação da consulta.One or more exceptions occurred during the evaluation of the query.

Veja também

ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com uma função de seletor de chave e um comparador de chaves especificados.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to a specified key selector function and key comparer.

public:
generic <typename TSource, typename TKey>
[System::Runtime::CompilerServices::Extension]
 static System::Linq::ILookup<TKey, TSource> ^ ToLookup(System::Linq::ParallelQuery<TSource> ^ source, Func<TSource, TKey> ^ keySelector, System::Collections::Generic::IEqualityComparer<TKey> ^ comparer);
public static System.Linq.ILookup<TKey,TSource> ToLookup<TSource,TKey> (this System.Linq.ParallelQuery<TSource> source, Func<TSource,TKey> keySelector, System.Collections.Generic.IEqualityComparer<TKey> comparer);
static member ToLookup : System.Linq.ParallelQuery<'Source> * Func<'Source, 'Key> * System.Collections.Generic.IEqualityComparer<'Key> -> System.Linq.ILookup<'Key, 'Source>
<Extension()>
Public Function ToLookup(Of TSource, TKey) (source As ParallelQuery(Of TSource), keySelector As Func(Of TSource, TKey), comparer As IEqualityComparer(Of TKey)) As ILookup(Of TKey, TSource)

Parâmetros de tipo

TSource

O tipo dos elementos de source.The type of elements of source.

TKey

O tipo da chave retornada por keySelector.The type of the key returned by keySelector.

Parâmetros

keySelector
Func<TSource,TKey>

Uma função para extrair uma chave de cada elemento.A function to extract a key from each element.

comparer
IEqualityComparer<TKey>

Um IEqualityComparer<T> para comparar chaves.An IEqualityComparer<T> to compare keys.

Retornos

ILookup<TKey,TSource>

Um ILookup<TKey,TElement> que contém chaves e valores.A ILookup<TKey,TElement> that contains keys and values.

Exceções

A consulta foi cancelada com o token transmitido pelo WithCancellation.The query was canceled with the token passed in through WithCancellation.

source ou keySelector ou é uma referência nula (Nothing no Visual Basic).source or keySelector or is a null reference (Nothing in Visual Basic).

Uma ou mais exceções ocorreram durante a avaliação da consulta.One or more exceptions occurred during the evaluation of the query.

Veja também

ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>) ToLookup<TSource,TKey>(ParallelQuery<TSource>, Func<TSource,TKey>)

Cria um ILookup<TKey,TElement> de um ParallelQuery<TSource> de acordo com uma função de seletor de chave especificada.Creates an ILookup<TKey,TElement> from a ParallelQuery<TSource> according to a specified key selector function.

public:
generic <typename TSource, typename TKey>
[System::Runtime::CompilerServices::Extension]
 static System::Linq::ILookup<TKey, TSource> ^ ToLookup(System::Linq::ParallelQuery<TSource> ^ source, Func<TSource, TKey> ^ keySelector);
public static System.Linq.ILookup<TKey,TSource> ToLookup<TSource,TKey> (this System.Linq.ParallelQuery<TSource> source, Func<TSource,TKey> keySelector);
static member ToLookup : System.Linq.ParallelQuery<'Source> * Func<'Source, 'Key> -> System.Linq.ILookup<'Key, 'Source>
<Extension()>
Public Function ToLookup(Of TSource, TKey) (source As ParallelQuery(Of TSource), keySelector As Func(Of TSource, TKey)) As ILookup(Of TKey, TSource)

Parâmetros de tipo

TSource

O tipo dos elementos de source.The type of elements of source.

TKey

O tipo da chave retornada por keySelector.The type of the key returned by keySelector.

Parâmetros

keySelector
Func<TSource,TKey>

Uma função para extrair uma chave de cada elemento.A function to extract a key from each element.

Retornos

ILookup<TKey,TSource>

Um ILookup<TKey,TElement> que contém chaves e valores.A ILookup<TKey,TElement> that contains keys and values.

Exceções

A consulta foi cancelada com o token transmitido pelo WithCancellation.The query was canceled with the token passed in through WithCancellation.

source ou keySelector é uma referência nula (Nothing no Visual Basic).source or keySelector is a null reference (Nothing in Visual Basic).

Uma ou mais exceções ocorreram durante a avaliação da consulta.One or more exceptions occurred during the evaluation of the query.

Veja também

Aplica-se a