TaskFactory.ContinueWhenAny 方法

public:
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Action<System::Threading::Tasks::Task ^> ^ continuationAction, System::Threading::Tasks::TaskContinuationOptions continuationOptions);

public System.Threading.Tasks.Task ContinueWhenAny (System.Threading.Tasks.Task[] tasks, Action<System.Threading.Tasks.Task> continuationAction, System.Threading.Tasks.TaskContinuationOptions continuationOptions);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Action<System.Threading.Tasks.Task> * System.Threading.Tasks.TaskContinuationOptions -> System.Threading.Tasks.Task

Public Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task), continuationOptions As TaskContinuationOptions) As Task

参数

返回

Task

新的延续 Task。

例外

注解

NotOn* 和 OnlyOn*TaskContinuationOptions（约束TaskStatus将执行延续）是非法的ContinueWhenAny。

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Action<System::Threading::Tasks::Task ^> ^ continuationAction, System::Threading::CancellationToken cancellationToken, System::Threading::Tasks::TaskContinuationOptions continuationOptions, System::Threading::Tasks::TaskScheduler ^ scheduler);

public System.Threading.Tasks.Task ContinueWhenAny (System.Threading.Tasks.Task[] tasks, Action<System.Threading.Tasks.Task> continuationAction, System.Threading.CancellationToken cancellationToken, System.Threading.Tasks.TaskContinuationOptions continuationOptions, System.Threading.Tasks.TaskScheduler scheduler);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Action<System.Threading.Tasks.Task> * System.Threading.CancellationToken * System.Threading.Tasks.TaskContinuationOptions * System.Threading.Tasks.TaskScheduler -> System.Threading.Tasks.Task

Public Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task), cancellationToken As CancellationToken, continuationOptions As TaskContinuationOptions, scheduler As TaskScheduler) As Task

参数

返回

Task

新的延续 Task。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Action<System::Threading::Tasks::Task ^> ^ continuationAction);

public System.Threading.Tasks.Task ContinueWhenAny (System.Threading.Tasks.Task[] tasks, Action<System.Threading.Tasks.Task> continuationAction);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Action<System.Threading.Tasks.Task> -> System.Threading.Tasks.Task

Public Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task)) As Task

参数

返回

Task

新的延续 Task。

例外

示例

以下示例演示如何使用 ContinueWhenAny 和 ContinueWhenAll：

using System;
using System.Threading;
using System.Threading.Tasks;

class ContinueWhenMultiDemo
{
    // Demonstrated features:
    // 		Task.Factory
    //		TaskFactory.ContinueWhenAll()
    //		TaskFactory.ContinueWhenAny()
    //		Task.Wait()
    // Expected results:
    // 		Three tasks are created in parallel. 
    //		Each task for a different period of time prints a number and returns it.
    //      A ContinueWhenAny() task indicates the first of the three tasks to complete.
    //      A ContinueWhenAll() task sums up the results of the three tasks and prints out the total.
    // Documentation:
    //		http://msdn.microsoft.com/library/system.threading.tasks.taskfactory_members(VS.100).aspx
    static void Main()
    {
        // Schedule a list of tasks that return integer
        Task<int>[] tasks = new Task<int>[]
            {
                Task<int>.Factory.StartNew(() => 
                    {
                        Thread.Sleep(500);
                        Console.WriteLine("Task={0}, Thread={1}, x=5", Task.CurrentId, Thread.CurrentThread.ManagedThreadId);
                        return 5;
                    }),

                Task<int>.Factory.StartNew(() => 
                    {
                        Thread.Sleep(10);
                        Console.WriteLine("Task={0}, Thread={1}, x=3", Task.CurrentId, Thread.CurrentThread.ManagedThreadId);
                        return 3;
                    }),

                Task<int>.Factory.StartNew(() => 
                    {
                        Thread.Sleep(200);
                        Console.WriteLine("Task={0}, Thread={1}, x=2", Task.CurrentId, Thread.CurrentThread.ManagedThreadId);
                        return 2;
                    })
            };

        // Schedule a continuation to indicate the result of the first task to complete
        Task.Factory.ContinueWhenAny(tasks, winner =>
        {
            // You would expect winning result = 3 on multi-core systems, because you expect
            // tasks[1] to finish first.
            Console.WriteLine("Task={0}, Thread={1} (ContinueWhenAny): Winning result = {2}", Task.CurrentId, Thread.CurrentThread.ManagedThreadId, winner.Result);
        });

        // Schedule a continuation that sums up the results of all tasks, then wait on it.
        // The list of antecendent tasks is passed as an argument by the runtime.
        Task.Factory.ContinueWhenAll(tasks,
            (antecendents) =>
            {
                int sum = 0;
                foreach (Task<int> task in antecendents)
                {
                    sum += task.Result;
                }

                Console.WriteLine("Task={0}, Thread={1}, (ContinueWhenAll): Total={2} (expected 10)", Task.CurrentId, Thread.CurrentThread.ManagedThreadId, sum);
            })
            .Wait();
    }
}

Imports System.Threading
Imports System.Threading.Tasks

Module ContinuationWhenMulti
    ' Demonstrated features:
    '   Task.Factory
    '   TaskFactory.ContinueWhenAll()
    '   TaskFactory.ContinueWhenAny()
    '   Task.Wait()
    ' Expected results:
    '   Three tasks are created in parallel. 
    '   Each task for a different period of time prints a number and returns it.
    '   A ContinueWhenAny() task indicates the first of the three tasks to complete.
    '   A ContinueWhenAll() task sums up the results of the three tasks and prints out the total.
    ' Documentation:
    '   http://msdn.microsoft.com/library/system.threading.tasks.taskfactory_members(VS.100).aspx
    Sub Main()
        ' Schedule a list of tasks that return integer
        Dim tasks As Task(Of Integer)() = New Task(Of Integer)() {
            Task(Of Integer).Factory.StartNew(Function()
                                                  Thread.Sleep(500)
                                                  Console.WriteLine("Task={0}, Thread={1}, x=5", Task.CurrentId, Thread.CurrentThread.ManagedThreadId)
                                                  Return 5
                                              End Function),
            Task(Of Integer).Factory.StartNew(Function()
                                                  Thread.Sleep(10)
                                                  Console.WriteLine("Task={0}, Thread={1}, x=3", Task.CurrentId, Thread.CurrentThread.ManagedThreadId)
                                                  Return 3
                                              End Function),
            Task(Of Integer).Factory.StartNew(Function()
                                                  Thread.Sleep(200)
                                                  Console.WriteLine("Task={0}, Thread={1}, x=2", Task.CurrentId, Thread.CurrentThread.ManagedThreadId)
                                                  Return 2
                                              End Function)}


        ' Schedule a continuation to indicate the result of the first task to complete
        Task.Factory.ContinueWhenAny(tasks, Sub(winner)
                                                ' You would expect winning result = 3 on multi-core systems, because you expect
                                                ' tasks[1] to finish first.
                                                Console.WriteLine("Task={0}, Thread={1} (ContinueWhenAny): Winning result = {2}", Task.CurrentId, Thread.CurrentThread.ManagedThreadId, winner.Result)
                                            End Sub)


        ' Schedule a continuation that sums up the results of all tasks, then wait on it.
        ' The list of antecendent tasks is passed as an argument by the runtime.
        Task.Factory.ContinueWhenAll(tasks, Sub(antecendents)
                                                Dim sum As Integer = 0
                                                For Each task__1 As Task(Of Integer) In antecendents
                                                    sum += task__1.Result
                                                Next
                                                Console.WriteLine("Task={0}, Thread={1}, (ContinueWhenAll): Total={2} (expected 10)", Task.CurrentId, Thread.CurrentThread.ManagedThreadId, sum)
                                            End Sub).Wait()
    End Sub
End Module

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Action<System::Threading::Tasks::Task ^> ^ continuationAction, System::Threading::CancellationToken cancellationToken);

public System.Threading.Tasks.Task ContinueWhenAny (System.Threading.Tasks.Task[] tasks, Action<System.Threading.Tasks.Task> continuationAction, System.Threading.CancellationToken cancellationToken);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Action<System.Threading.Tasks.Task> * System.Threading.CancellationToken -> System.Threading.Tasks.Task

Public Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task), cancellationToken As CancellationToken) As Task

参数

返回

Task

新的延续 Task。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult, typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Func<System::Threading::Tasks::Task<TAntecedentResult> ^, TResult> ^ continuationFunction, System::Threading::Tasks::TaskContinuationOptions continuationOptions);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TAntecedentResult,TResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Func<System.Threading.Tasks.Task<TAntecedentResult>,TResult> continuationFunction, System.Threading.Tasks.TaskContinuationOptions continuationOptions);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Func<System.Threading.Tasks.Task<'AntecedentResult>, 'Result> * System.Threading.Tasks.TaskContinuationOptions -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TAntecedentResult, TResult) (tasks As Task(Of TAntecedentResult)(), continuationFunction As Func(Of Task(Of TAntecedentResult), TResult), continuationOptions As TaskContinuationOptions) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult, typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Func<System::Threading::Tasks::Task<TAntecedentResult> ^, TResult> ^ continuationFunction);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TAntecedentResult,TResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Func<System.Threading.Tasks.Task<TAntecedentResult>,TResult> continuationFunction);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Func<System.Threading.Tasks.Task<'AntecedentResult>, 'Result> -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TAntecedentResult, TResult) (tasks As Task(Of TAntecedentResult)(), continuationFunction As Func(Of Task(Of TAntecedentResult), TResult)) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult, typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Func<System::Threading::Tasks::Task<TAntecedentResult> ^, TResult> ^ continuationFunction, System::Threading::CancellationToken cancellationToken);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TAntecedentResult,TResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Func<System.Threading.Tasks.Task<TAntecedentResult>,TResult> continuationFunction, System.Threading.CancellationToken cancellationToken);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Func<System.Threading.Tasks.Task<'AntecedentResult>, 'Result> * System.Threading.CancellationToken -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TAntecedentResult, TResult) (tasks As Task(Of TAntecedentResult)(), continuationFunction As Func(Of Task(Of TAntecedentResult), TResult), cancellationToken As CancellationToken) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult, typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Func<System::Threading::Tasks::Task<TAntecedentResult> ^, TResult> ^ continuationFunction, System::Threading::CancellationToken cancellationToken, System::Threading::Tasks::TaskContinuationOptions continuationOptions, System::Threading::Tasks::TaskScheduler ^ scheduler);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TAntecedentResult,TResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Func<System.Threading.Tasks.Task<TAntecedentResult>,TResult> continuationFunction, System.Threading.CancellationToken cancellationToken, System.Threading.Tasks.TaskContinuationOptions continuationOptions, System.Threading.Tasks.TaskScheduler scheduler);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Func<System.Threading.Tasks.Task<'AntecedentResult>, 'Result> * System.Threading.CancellationToken * System.Threading.Tasks.TaskContinuationOptions * System.Threading.Tasks.TaskScheduler -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TAntecedentResult, TResult) (tasks As Task(Of TAntecedentResult)(), continuationFunction As Func(Of Task(Of TAntecedentResult), TResult), cancellationToken As CancellationToken, continuationOptions As TaskContinuationOptions, scheduler As TaskScheduler) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult>
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Action<System::Threading::Tasks::Task<TAntecedentResult> ^> ^ continuationAction);

public System.Threading.Tasks.Task ContinueWhenAny<TAntecedentResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Action<System.Threading.Tasks.Task<TAntecedentResult>> continuationAction);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Action<System.Threading.Tasks.Task<'AntecedentResult>> -> System.Threading.Tasks.Task

Public Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult))) As Task

类型参数

参数

返回

Task

新的延续 Task。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult>
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Action<System::Threading::Tasks::Task<TAntecedentResult> ^> ^ continuationAction, System::Threading::CancellationToken cancellationToken);

public System.Threading.Tasks.Task ContinueWhenAny<TAntecedentResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Action<System.Threading.Tasks.Task<TAntecedentResult>> continuationAction, System.Threading.CancellationToken cancellationToken);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Action<System.Threading.Tasks.Task<'AntecedentResult>> * System.Threading.CancellationToken -> System.Threading.Tasks.Task

Public Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult)), cancellationToken As CancellationToken) As Task

类型参数

参数

返回

Task

新的延续 Task。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult>
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Action<System::Threading::Tasks::Task<TAntecedentResult> ^> ^ continuationAction, System::Threading::Tasks::TaskContinuationOptions continuationOptions);

public System.Threading.Tasks.Task ContinueWhenAny<TAntecedentResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Action<System.Threading.Tasks.Task<TAntecedentResult>> continuationAction, System.Threading.Tasks.TaskContinuationOptions continuationOptions);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Action<System.Threading.Tasks.Task<'AntecedentResult>> * System.Threading.Tasks.TaskContinuationOptions -> System.Threading.Tasks.Task

Public Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult)), continuationOptions As TaskContinuationOptions) As Task

类型参数

参数

返回

Task

新的延续 Task。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TAntecedentResult>
 System::Threading::Tasks::Task ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task<TAntecedentResult> ^> ^ tasks, Action<System::Threading::Tasks::Task<TAntecedentResult> ^> ^ continuationAction, System::Threading::CancellationToken cancellationToken, System::Threading::Tasks::TaskContinuationOptions continuationOptions, System::Threading::Tasks::TaskScheduler ^ scheduler);

public System.Threading.Tasks.Task ContinueWhenAny<TAntecedentResult> (System.Threading.Tasks.Task<TAntecedentResult>[] tasks, Action<System.Threading.Tasks.Task<TAntecedentResult>> continuationAction, System.Threading.CancellationToken cancellationToken, System.Threading.Tasks.TaskContinuationOptions continuationOptions, System.Threading.Tasks.TaskScheduler scheduler);

member this.ContinueWhenAny : System.Threading.Tasks.Task<'AntecedentResult>[] * Action<System.Threading.Tasks.Task<'AntecedentResult>> * System.Threading.CancellationToken * System.Threading.Tasks.TaskContinuationOptions * System.Threading.Tasks.TaskScheduler -> System.Threading.Tasks.Task

Public Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult)), cancellationToken As CancellationToken, continuationOptions As TaskContinuationOptions, scheduler As TaskScheduler) As Task

类型参数

参数

返回

Task

新的延续 Task。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Func<System::Threading::Tasks::Task ^, TResult> ^ continuationFunction);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TResult> (System.Threading.Tasks.Task[] tasks, Func<System.Threading.Tasks.Task,TResult> continuationFunction);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Func<System.Threading.Tasks.Task, 'Result> -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TResult) (tasks As Task(), continuationFunction As Func(Of Task, TResult)) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Func<System::Threading::Tasks::Task ^, TResult> ^ continuationFunction, System::Threading::CancellationToken cancellationToken);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TResult> (System.Threading.Tasks.Task[] tasks, Func<System.Threading.Tasks.Task,TResult> continuationFunction, System.Threading.CancellationToken cancellationToken);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Func<System.Threading.Tasks.Task, 'Result> * System.Threading.CancellationToken -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TResult) (tasks As Task(), continuationFunction As Func(Of Task, TResult), cancellationToken As CancellationToken) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Func<System::Threading::Tasks::Task ^, TResult> ^ continuationFunction, System::Threading::Tasks::TaskContinuationOptions continuationOptions);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TResult> (System.Threading.Tasks.Task[] tasks, Func<System.Threading.Tasks.Task,TResult> continuationFunction, System.Threading.Tasks.TaskContinuationOptions continuationOptions);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Func<System.Threading.Tasks.Task, 'Result> * System.Threading.Tasks.TaskContinuationOptions -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TResult) (tasks As Task(), continuationFunction As Func(Of Task, TResult), continuationOptions As TaskContinuationOptions) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消

public:
generic <typename TResult>
 System::Threading::Tasks::Task<TResult> ^ ContinueWhenAny(cli::array <System::Threading::Tasks::Task ^> ^ tasks, Func<System::Threading::Tasks::Task ^, TResult> ^ continuationFunction, System::Threading::CancellationToken cancellationToken, System::Threading::Tasks::TaskContinuationOptions continuationOptions, System::Threading::Tasks::TaskScheduler ^ scheduler);

public System.Threading.Tasks.Task<TResult> ContinueWhenAny<TResult> (System.Threading.Tasks.Task[] tasks, Func<System.Threading.Tasks.Task,TResult> continuationFunction, System.Threading.CancellationToken cancellationToken, System.Threading.Tasks.TaskContinuationOptions continuationOptions, System.Threading.Tasks.TaskScheduler scheduler);

member this.ContinueWhenAny : System.Threading.Tasks.Task[] * Func<System.Threading.Tasks.Task, 'Result> * System.Threading.CancellationToken * System.Threading.Tasks.TaskContinuationOptions * System.Threading.Tasks.TaskScheduler -> System.Threading.Tasks.Task<'Result>

Public Function ContinueWhenAny(Of TResult) (tasks As Task(), continuationFunction As Func(Of Task, TResult), cancellationToken As CancellationToken, continuationOptions As TaskContinuationOptions, scheduler As TaskScheduler) As Task(Of TResult)

类型参数

参数

返回

Task<TResult>

新的延续 Task<TResult>。

例外

注解

NotOn 和 OnlyOn**TaskContinuationOptions（约束TaskStatus将对其执行延续）是非法的。ContinueWhenAny

另请参阅

• 任务并行库 (TPL)
• 使用延续任务来链接任务
• 任务取消