How to combine 2 lists using LINQ?

Question

Env.: .NET4 C#

Hi All,

I want to combine these 2 lists : { \"A\", \"B\", \"C\", \"D\" } and { \"1\", \"2\", \"3\" }

into this o

Answer 1

Use SelectMany when you want to form the Cartesian product of two lists:

aList.SelectMany(a => bList.Select(b => a + b))