How Can I Efficiently Run and Retrieve Results from Concurrent Asynchronous Tasks in .NET 4.5?

Optimizing Concurrent Asynchronous Task Execution and Result Retrieval in .NET 4.5

.NET 4.5 offers powerful tools for parallel task execution and efficient result collection, significantly boosting application performance. However, simpler methods might not fully leverage the framework's capabilities.

A refined approach is demonstrated below:

<code class="language-csharp">async Task<int> LongRunningTask1() {
  // ... your asynchronous code ...
  return 0;
}

async Task<int> LongRunningTask2() {
  // ... your asynchronous code ...
  return 1;
}

// ... your calling code ...
{
  Task<int> task1 = LongRunningTask1();
  Task<int> task2 = LongRunningTask2();
  await Task.WhenAll(task1, task2);
  // Access results via task1.Result and task2.Result
}</code>

This example uses asynchronous methods, LongRunningTask1 and LongRunningTask2, representing lengthy operations. Task.WhenAll(task1, task2) asynchronously waits for both tasks to finish. This eliminates the need for Task.Run() and provides a clean way to access results using .Result.

This illustrates the advantages of C# 4.5's asynchronous programming model, enabling the creation of efficient and scalable parallel task handling.

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