How to add a range of items to an IList?

Question

There is no AddRange() method for IList.

How can I add a list of items to an IList without iterating through the

Answer 1

Another answer using LINQ, provided the thing you're adding is a List or you are able to call ToList() on it:

IEnumerable toAdd = new string[] {"a", "b", "c"};
IList target = new List();

toAdd.ToList().ForEach(target.Add);