C# for JavaScript developers: The C# Array.map() equivalent

In this video we will check how we can implement the JavaScript Array.map() in C#.
C# for JavaScript developers playlist: https://www.youtube.com/watch?v=PU3Sn_7gOok&list=PLLXSvz_XUmmyd-vI9IV2bfgXHjGq4Vo4j