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C# TaskStatus枚举代码示例

本文整理汇总了C#中System.Threading.Tasks.TaskStatus枚举的典型用法代码示例。如果您正苦于以下问题:C# TaskStatus枚举的具体用法?C# TaskStatus怎么用?C# TaskStatus使用的例子?那么, 这里精选的枚举代码示例或许可以为您提供帮助。


在下文中一共展示了TaskStatus枚举的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: Main

//引入命名空间
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;

public class Example
{
   public static void Main()
   {
      var tasks = new List<Task<int>>();
      var source = new CancellationTokenSource();
      var token = source.Token;
      int completedIterations = 0;

      for (int n = 0; n <= 19; n++)
         tasks.Add(Task.Run( () => { int iterations = 0;
                                     for (int ctr = 1; ctr <= 2000000; ctr++) {
                                         token.ThrowIfCancellationRequested();
                                         iterations++;
                                     }
                                     Interlocked.Increment(ref completedIterations);
                                     if (completedIterations >= 10)
                                        source.Cancel();
                                     return iterations; }, token));

      Console.WriteLine("Waiting for the first 10 tasks to complete...\n");
      try  {
         Task.WaitAll(tasks.ToArray());
      }
      catch (AggregateException) {
         Console.WriteLine("Status of tasks:\n");
         Console.WriteLine("{0,10} {1,20} {2,14:N0}", "Task Id",
                           "Status", "Iterations");
         foreach (var t in tasks)
            Console.WriteLine("{0,10} {1,20} {2,14}",
                              t.Id, t.Status,
                              t.Status != TaskStatus.Canceled ? t.Result.ToString("N0") : "n/a");
      }
   }
}
开发者ID:.NET开发者,项目名称:System.Threading.Tasks,代码行数:41,代码来源:TaskStatus

输出:

Waiting for the first 10 tasks to complete...
Status of tasks:

Task Id               Status     Iterations
1      RanToCompletion      2,000,000
2      RanToCompletion      2,000,000
3      RanToCompletion      2,000,000
4      RanToCompletion      2,000,000
5      RanToCompletion      2,000,000
6      RanToCompletion      2,000,000
7      RanToCompletion      2,000,000
8      RanToCompletion      2,000,000
9      RanToCompletion      2,000,000
10             Canceled            n/a
11             Canceled            n/a
12             Canceled            n/a
13             Canceled            n/a
14             Canceled            n/a
15             Canceled            n/a
16      RanToCompletion      2,000,000
17             Canceled            n/a
18             Canceled            n/a
19             Canceled            n/a
20             Canceled            n/a


注:本文中的System.Threading.Tasks.TaskStatus枚举示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。