编写一个拓展： public static class TaskExtensions { public static Task Start(this Task task, out Stopwatch stopwatch) { s[......]继续阅读

public static class TaskExtensions { public static Task Start(this Task task, out Stopwatch stopwatch) { stopwatch[......]继续阅读

使用异步的方法中，不能直接使用 Thread.Sleep(1000); 要使用 await Task.Delay(1000); [......] 继续阅读

In asynchronous methods, you cannot directly use Thread.Sleep(1000); You should use await Task.Delay(1000); [......] 继续阅读

public class MyClass { public async Task<int> GetIntAsync() { await Task.FromResult(GetInt()); r[......]继续阅读

public class MyClass { public async Task<int> GetIntAsync() { await Task.FromResult(GetInt()); r[......]继续阅读