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

You could do something like this:

IList oIList1 = new List{"1","2","3"};
IList oIList2 = new List{"4","5","6"};
IList oIList3 = oIList1.Concat(oIList2).ToList();

So, basically you would use the Concat() extension and ToList() to get a similar functionality as AddRange().

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