ILookup<TKey,TElement>.Contains(TKey) Method

Definition

Determines whether a specified key exists in the ILookup<TKey,TElement>.

C#
public bool Contains(TKey key);

Parameters

key
TKey

The key to search for in the ILookup<TKey,TElement>.

Returns

true if key is in the ILookup<TKey,TElement>; otherwise, false.

Applies to

Produkt Versioner
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 1.0, 1.1, 1.2, 1.3, 1.4, 1.6, 2.0, 2.1
UWP 10.0