how-to-use-a-dictionary-to-store-event-instances.md

title	How to: Use a Dictionary to Store Event Instances (C# Programming Guide)
ms.date	07/20/2015
ms.prod	.net
ms.technology	devlang-csharp
ms.topic	article
helpviewer_keywords	events [C#], storing instances in a Dictionary
ms.assetid	9512c64d-5aaf-40cd-b941-ca2a592f0064
caps.latest.revision	16
author	BillWagner
ms.author	wiwagn

How to: Use a Dictionary to Store Event Instances (C# Programming Guide)

One use for accessor-declarations is to expose many events without allocating a field for each event, but instead using a Dictionary to store the event instances. This is only useful if you have many events, but you expect most of the events will not be implemented.

Example

[!code-csharpcsProgGuideEvents#9]

See Also

C# Programming Guide
Events
Delegates