FrozenDictionary<TKey,TValue>.GetAlternateLookup<TAlternateKey> Method
Definition
Important
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Gets an instance of a type that may be used to perform operations on a FrozenDictionary<TKey,TValue>
using a TAlternateKey as a key instead of a TKey.
public:
generic <typename TAlternateKey>
System::Collections::Frozen::FrozenDictionary<TKey, TValue>::AlternateLookup<TAlternateKey> GetAlternateLookup();public System.Collections.Frozen.FrozenDictionary<TKey,TValue>.AlternateLookup<TAlternateKey> GetAlternateLookup<TAlternateKey> ();member this.GetAlternateLookup : unit -> System.Collections.Frozen.FrozenDictionary<'Key, 'Value>.AlternateLookup<'AlternateKey>Public Function GetAlternateLookup(Of TAlternateKey) () As FrozenDictionary(Of TKey, TValue).AlternateLookup(Of TAlternateKey)Type Parameters
- TAlternateKey
The alternate type of a key for performing lookups.
Returns
The created lookup instance.
Exceptions
This instance's comparer is not compatible with TAlternateKey.
Remarks
This instance must be using a comparer that implements IAlternateEqualityComparer<TAlternate,T> with
TAlternateKey and TKey. If it doesn't, an exception will be thrown.
Applies to
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