How to check if a variable is an IEnumerable of some sort

Question

basically I\'m building a very generic T4 template and one of the things I need it to do is say print variable.ToString(). However, I want it to evaluate lists and

Answer 1

In general, with no non-generic base type/interface, this requires GetType and a recursive look-up through the base types/interfaces.

However, that doesn't apply here :-) Just use the non-generic IEnumerable (System.Collections.IEnumerable), from which the generic IEnumerable (System.Collections.Generic.IEnumerable) inherits.