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Microsoft Windows Workflow Foundation 4.0 Cookbook by Andrew Zhu

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Using the ParallelForEach<T> activity

ParallelForEach<T> is actually a special ForEach<T> activity. The difference between ParallelForEach<T> and ForEach<T> is that ParallelForEach<T>'s embedded statements are scheduled and run asynchronously. ParallelForEach<T> itself is akin to a Parallel activity for its child activities. Let's create a sample to see how it works.

How to do it...

  1. Create a workflow project:

    Create a new Workflow Console Application under solution Chapter02 and name the project UsingParallelForEachActivity.

  2. Create a workflow:

    Open Workflow1.xaml and author a workflow as shown in the following screenshot:

    How to do it...

    Set the properties of both ...

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