FW40?

kimbonics

I was just curious. What is the significance of "FW40", as in, MyExtensions.FW40.linq, etc.

JoeAlbahari

It stands for Framework 4.0 (or more accurately, CLR 4.0; Framework 4.5 is included). There's a separate extensions assembly for Framework 3.5, which you'll see if you run LINQPad 2.x.