.NET Framework Class Library
Enumerable..::.ToLookup Method
Updated: November 2007
Overload List
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| Name | Description |
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.gif "Public method") .gif "Static member") .gif "Supported by the .NET Compact Framework") | ToLookup<(Of <(TSource, TKey>)>)(IEnumerable<(Of <(TSource>)>), Func<(Of <(TSource, TKey>)>)) |
Creates a Lookup<(Of <(TKey, TElement>)>) from an IEnumerable<(Of <(T>)>) according to a specified key selector function.
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| ToLookup<(Of <(TSource, TKey>)>)(IEnumerable<(Of <(TSource>)>), Func<(Of <(TSource, TKey>)>), IEqualityComparer<(Of <(TKey>)>)) |
Creates a Lookup<(Of <(TKey, TElement>)>) from an IEnumerable<(Of <(T>)>) according to a specified key selector function and key comparer.
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| ToLookup<(Of <(TSource, TKey, TElement>)>)(IEnumerable<(Of <(TSource>)>), Func<(Of <(TSource, TKey>)>), Func<(Of <(TSource, TElement>)>)) |
Creates a Lookup<(Of <(TKey, TElement>)>) from an IEnumerable<(Of <(T>)>) according to specified key selector and element selector functions.
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| ToLookup<(Of <(TSource, TKey, TElement>)>)(IEnumerable<(Of <(TSource>)>), Func<(Of <(TSource, TKey>)>), Func<(Of <(TSource, TElement>)>), IEqualityComparer<(Of <(TKey>)>)) |
Creates a Lookup<(Of <(TKey, TElement>)>) from an IEnumerable<(Of <(T>)>) according to a specified key selector function, a comparer and an element selector function.
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