TaskFactory.ContinueWhenAny 方法
定義
重要
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建立一個續寫 Task ，並在完成指定任務集後啟動。
多載
ContinueWhenAny(Task[], Action<Task>, TaskContinuationOptions)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task), continuationOptions As TaskContinuationOptions) As Task參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task行為的值。
傳回
新的續集 Task。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny(Task[], Action<Task>, CancellationToken, TaskContinuationOptions, TaskScheduler)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task), cancellationToken As CancellationToken, continuationOptions As TaskContinuationOptions, scheduler As TaskScheduler) As Task參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task行為的值。
- scheduler
- TaskScheduler
TaskScheduler該 用來排程建立的續接。Task
傳回
新的續集 Task。
例外狀況
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
所提供的 CancellationToken 已經被處理掉。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny(Task[], Action<Task>)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task)) As Task參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
傳回
新的續集 Task。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
範例
以下範例說明如何使用 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
另請參閱
適用於
ContinueWhenAny(Task[], Action<Task>, CancellationToken)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny (tasks As Task(), continuationAction As Action(Of Task), cancellationToken As CancellationToken) As Task參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
傳回
新的續集 Task。
例外狀況
另請參閱
適用於
ContinueWhenAny<TAntecedentResult,TResult>(Task<TAntecedentResult>[], Func<Task<TAntecedentResult>,TResult>, TaskContinuationOptions)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TAntecedentResult
前件 tasks的結果類型。
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task<TResult>行為的值。
傳回
新的續集 Task<TResult>。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny<TAntecedentResult,TResult>(Task<TAntecedentResult>[], Func<Task<TAntecedentResult>,TResult>)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TAntecedentResult
前件 tasks的結果類型。
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
傳回
新的續集 Task<TResult>。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
另請參閱
適用於
ContinueWhenAny<TAntecedentResult,TResult>(Task<TAntecedentResult>[], Func<Task<TAntecedentResult>,TResult>, CancellationToken)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TAntecedentResult
前件 tasks的結果類型。
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
傳回
新的續集 Task<TResult>。
例外狀況
另請參閱
適用於
ContinueWhenAny<TAntecedentResult,TResult>(Task<TAntecedentResult>[], Func<Task<TAntecedentResult>,TResult>, CancellationToken, TaskContinuationOptions, TaskScheduler)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TAntecedentResult
前件 tasks的結果類型。
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task<TResult>行為的值。
- scheduler
- TaskScheduler
TaskScheduler該 用來排程建立的續接。Task<TResult>
傳回
新的續集 Task<TResult>。
例外狀況
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
所提供的 CancellationToken 已經被處理掉。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny<TAntecedentResult>(Task<TAntecedentResult>[], Action<Task<TAntecedentResult>>)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult))) As Task類型參數
- TAntecedentResult
前件 tasks的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
傳回
新的續集 Task。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
另請參閱
適用於
ContinueWhenAny<TAntecedentResult>(Task<TAntecedentResult>[], Action<Task<TAntecedentResult>>, CancellationToken)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult)), cancellationToken As CancellationToken) As Task類型參數
- TAntecedentResult
前件 tasks的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
傳回
新的續集 Task。
例外狀況
另請參閱
適用於
ContinueWhenAny<TAntecedentResult>(Task<TAntecedentResult>[], Action<Task<TAntecedentResult>>, TaskContinuationOptions)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic Function ContinueWhenAny(Of TAntecedentResult) (tasks As Task(Of TAntecedentResult)(), continuationAction As Action(Of Task(Of TAntecedentResult)), continuationOptions As TaskContinuationOptions) As Task類型參數
- TAntecedentResult
前件 tasks的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task行為的值。
傳回
新的續集 Task。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny<TAntecedentResult>(Task<TAntecedentResult>[], Action<Task<TAntecedentResult>>, CancellationToken, TaskContinuationOptions, TaskScheduler)
建立一個續寫 Task ，並在完成指定任務集後啟動。
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.TaskPublic 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類型參數
- TAntecedentResult
前件 tasks的結果類型。
參數
- tasks
- Task<TAntecedentResult>[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task行為的值。
- scheduler
- TaskScheduler
TaskScheduler該 用來排程建立的續接。Task<TResult>
傳回
新的續集 Task。
例外狀況
陣 tasks 列為 null。
-或-
continuationAction 是 null。
-或-
paramref 名稱=「排程器」 /> 是 null。
continuationOptions 指定一個無效 TaskContinuationOptions 值。
所提供的 CancellationToken 已經被處理掉。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny<TResult>(Task[], Func<Task,TResult>)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
傳回
新的續集 Task<TResult>。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
另請參閱
適用於
ContinueWhenAny<TResult>(Task[], Func<Task,TResult>, CancellationToken)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
傳回
新的續集 Task<TResult>。
例外狀況
另請參閱
適用於
ContinueWhenAny<TResult>(Task[], Func<Task,TResult>, TaskContinuationOptions)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task<TResult>行為的值。
傳回
新的續集 Task<TResult>。
例外狀況
陣列中的 tasks 一個元素已被處理掉。
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
另請參閱
適用於
ContinueWhenAny<TResult>(Task[], Func<Task,TResult>, CancellationToken, TaskContinuationOptions, TaskScheduler)
建立一個續寫 Task<TResult> ，並在完成指定任務集後啟動。
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)類型參數
- TResult
代表回傳 continuationFunction 並與所建立 Task<TResult>結果相關聯的結果類型。
參數
- tasks
- Task[]
任務完成後繼續執行的任務陣列。
- cancellationToken
- CancellationToken
那 CancellationToken 個會被分配到新的續作任務。
- continuationOptions
- TaskContinuationOptions
TaskContinuationOptions控制所建立延續 Task<TResult>行為的值。
- scheduler
- TaskScheduler
TaskScheduler該 用來排程建立的續接。Task<TResult>
傳回
新的續集 Task<TResult>。
例外狀況
continuationOptions 指定一個無效的 TaskContinuationOptions 值。
所提供的 CancellationToken 已經被處理掉。
備註
NotOn* 和 OnlyOn* TaskContinuationOptions（限制 TaskStatus 執行續寫的狀態）在 中是非法 ContinueWhenAny的。
