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Microsoft Windows Workflow Foundation 4.0 Cookbook by Andrew Zhu

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Using ClearCollection<T> activity

In this task, we will use the ClearCollection<T> activity to clear the content of a collection object.

Getting ready

We need to make sure we have finished the task of Printing collection items for us to be able to use the CollectionPrinter activity in this task.

How to do it...

  1. Create a Workflow Console Application:

    Create a new Workflow Console Application and name it UsingClearCollectionActivity.

  2. Create a visual workflow:

    Perform the following steps in order to create a visual workflow:

    1. Open Workflow1.xaml, which is the workflow created by default. Click the Imports button and type in System.Collections.ObjectModel to import the System.Collections.ObjectModel namespace to this workflow.
    2. Drag a Sequence activity to ...

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