TaskFactory.ContinueWhenAll Method (Task, Action<Task>)
Creates a continuation Task that will be started upon the completion of a set of provided Tasks.
Assembly: mscorlib (in mscorlib.dll)
- Type: System.Threading.Tasks.Task
The array of tasks from which to continue.
The exception that is thrown when one of the elements in the tasks array has been disposed.
The exception that is thrown when the tasks array is null.
The exception that is thrown when the continuationAction argument is null.
The exception that is thrown when the tasks array contains a null value.
The exception that is thrown when the tasks array is empty.
This example demonstrates using ContinueWhenAll() to perform some continuation a set of previously started Tasks has completed.
// Create and start some tasks
var taskQueue = new Queue<Task>();
for (int i = 0; i < 10; i++)
// Do work.
// Perform some work with the tasks when they complete.
Task.Factory.ContinueWhenAll(taskQueue.ToArray(), completedTasks =>
// Do continuation work.
' Visual Basic
' Create and start some tasks
Dim taskQueue As New Queue(Of Task)()
For i As Integer = 0 To 9
' Do work.
' Perform some work with the tasks when they complete.
' Do continuation work.
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