مستندات رسمی
Generalized Async Return Types in C# 7.0
C#7: Better Performance with Ref Locals, and Ref and Async Returns
Asynchronous Programming in C# using Async Await – Best Practices
Generalized Async Return Types in C# 7.0
C#7: Better Performance with Ref Locals, and Ref and Async Returns
Asynchronous Programming in C# using Async Await – Best Practices
پیش از ارائه نهایی مطلب، تمام کدهای آن با VS 2017 RTM آزمایش و بررسی شوند.