ConcurrentDictionary<TKey,TValue>.IDictionary.Item[Object] Property

Definition

Gets or sets the value associated with the specified key.

C#
object System.Collections.IDictionary.Item[object key] { get; set; }
C#
object? System.Collections.IDictionary.Item[object key] { get; set; }

Parameters

key
Object

The key of the value to get or set.

Property Value

The value associated with the specified key, or null if key is not in the dictionary or key is of a type that is not assignable to the key type of the ConcurrentDictionary<TKey,TValue>.

Implements

Exceptions

key is null.

A value is being assigned, and key is of a type that is not assignable to the key type or the value type of the ConcurrentDictionary<TKey,TValue>.

Applies to

Product Versions
.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
.NET Framework 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 1.1, 1.2, 1.3, 1.4, 1.6, 2.0, 2.1
UWP 10.0

See also