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Links: .NET Desktop - framework\winforms (#108)

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David Coulter
2020-11-05 11:04:06 -08:00
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dotnet-desktop-guide/framework/winforms/controls/backgroundworker-component-overview.md
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ms.assetid: 64e9b3ab-7443-4a77-ab17-b8b8c0cb3f62
---
# BackgroundWorker Component Overview
There are many commonly performed operations that can take a long time to execute. For example:
- Image downloads
@@ -47,15 +48,15 @@ There are many commonly performed operations that can take a long time to execut
[!code-csharp[System.ComponentModel.BackgroundWorker#5](~/samples/snippets/csharp/VS_Snippets_Winforms/System.ComponentModel.BackgroundWorker/CS/fibonacciform.cs#5)]
[!code-vb[System.ComponentModel.BackgroundWorker#5](~/samples/snippets/visualbasic/VS_Snippets_Winforms/System.ComponentModel.BackgroundWorker/VB/fibonacciform.vb#5)]
For more information on using event handlers, see [Events](https://docs.microsoft.com/dotnet/standard/events/index).
For more information on using event handlers, see [Events](/dotnet/standard/events/index).
> [!CAUTION]
> When using multithreading of any sort, you potentially expose yourself to very serious and complex bugs. Consult the [Managed Threading Best Practices](https://docs.microsoft.com/dotnet/standard/threading/managed-threading-best-practices) before implementing any solution that uses multithreading.
> When using multithreading of any sort, you potentially expose yourself to very serious and complex bugs. Consult the [Managed Threading Best Practices](/dotnet/standard/threading/managed-threading-best-practices) before implementing any solution that uses multithreading.
For more information on using the <xref:System.ComponentModel.BackgroundWorker> class, see [How to: Run an Operation in the Background](how-to-run-an-operation-in-the-background.md).
## See also
- [Managed Threading](https://docs.microsoft.com/dotnet/standard/threading/index)
- [Event-based Asynchronous Pattern Overview](https://docs.microsoft.com/dotnet/standard/asynchronous-programming-patterns/event-based-asynchronous-pattern-overview)
- [Managed Threading](/dotnet/standard/threading/index)
- [Event-based Asynchronous Pattern Overview](/dotnet/standard/asynchronous-programming-patterns/event-based-asynchronous-pattern-overview)
- [How to: Implement a Form That Uses a Background Operation](how-to-implement-a-form-that-uses-a-background-operation.md)