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Task.WaitAny Method (Task[], Int32, CancellationToken)

Waits for any of the provided Task objects to complete execution.

Namespace:  System.Threading.Tasks
Assembly:  mscorlib (in mscorlib.dll)

public static int WaitAny(
	Task[] tasks,
	int millisecondsTimeout,
	CancellationToken cancellationToken
)

Parameters

tasks
Type: System.Threading.Tasks.Task[]
An array of Task instances on which to wait.
millisecondsTimeout
Type: System.Int32
The number of milliseconds to wait, or Infinite (-1) to wait indefinitely.
cancellationToken
Type: System.Threading.CancellationToken
A CancellationToken() to observe while waiting for a task to complete.

Return Value

Type: System.Int32
The index of the completed task in the tasks array argument, or -1 if the timeout occurred.

ExceptionCondition
ObjectDisposedException

The Task has been disposed.

ArgumentNullException

The tasks argument is null.

ArgumentOutOfRangeException

millisecondsTimeout is a negative number other than -1, which represents an infinite time-out.

ArgumentException

The tasks argument contains a null element.

OperationCanceledException

The cancellationToken was canceled.

Silverlight

Supported in: 5

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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