How to wait for all the tasks done in windows8

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I have multiple tasks in my project, and I want a method executed when all the tasks done, how to do that? like Task.WhenAll, but I don't know how to use it.

Posted 25-Nov-12 15:19pm

FoolGuy007

Updated 26-Nov-12 15:28pm

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Jeff Brand · Accepted Answer · 2012-12-07T03:47:00

This is covered in the documentation, but here is a simple example...

C#

Task[] tasks = new Task[3]
{
    Task.Factory.StartNew(() => MethodA()),
    Task.Factory.StartNew(() => MethodB()),
    Task.Factory.StartNew(() => MethodC())
};

//Block until all tasks complete.
Task.WaitAll(tasks);