https://www.pluralsight.com/resources/blog/guides/foreach-and-enumerables-csharp
forEach and Enumerables in C# | Pluralsight
Let's see how generators and iterators were incorporated into C#, and how we can utilize them considering all the pros and cons.
in cforeachpluralsight
https://learn.microsoft.com/en-us/archive/msdn-magazine/2019/november/csharp-iterating-with-async-enumerables-in-csharp-8?ref=chekkan.com
C# - Iterating with Async Enumerables in C# 8 | Microsoft Learn
clearn