TaskScheduler.TryDequeue(Task) Method

Definition

Attempts to dequeue a Task that was previously queued to this scheduler.

[System.Security.SecurityCritical]
protected internal virtual bool TryDequeue (System.Threading.Tasks.Task task);
protected internal virtual bool TryDequeue (System.Threading.Tasks.Task task);

Parameters

task
Task

The Task to be dequeued.

Returns

A Boolean denoting whether the task argument was successfully dequeued.

Attributes

Exceptions

The task argument is null.

Remarks

For more information, see TaskScheduler.

This method may execute in a finally block; therefore it should return as quickly as possible so that any resources such as CancellationTokenRegistration objects can be disposed of in a timely manner.

Applies to

Product Versions
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 1.0, 1.1, 1.2, 1.3, 1.4, 1.6, 2.0, 2.1
UWP 10.0

See also