EventHandlerList.Item[Object] Property

Reference

Definition

Namespace:: System.ComponentModel

Assemblies:: netstandard.dll, System.ComponentModel.Primitives.dll

Assembly:: System.ComponentModel.Primitives.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: EventHandlerList.cs

Source:: EventHandlerList.cs

Source:: EventHandlerList.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets or sets the delegate for the specified object.

public:
 property Delegate ^ default[System::Object ^] { Delegate ^ get(System::Object ^ key); void set(System::Object ^ key, Delegate ^ value); };

public Delegate? this[object key] { get; set; }

public Delegate this[object key] { get; set; }

member this.Item(obj) : Delegate with get, set

Default Public Property Item(key As Object) As Delegate

Parameters

key: Object

An object to find in the list.

Property Value

Delegate

The delegate for the specified key, or null if a delegate does not exist.

Remarks

When the key is not found in the list and you provide a delegate to set the value of the key, then the key is added to the top of the list and assigned to the delegate as its value.

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, 10
.NET Framework	1.1, 2.0, 3.0, 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	2.0, 2.1

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