How to get the start indices of specific (string) elements of an IEnumerable object?

Question

If one have an IEnumerable like:

var my source = "Alpha Beta RTM Beta". Split();

how to get the indices of the term 'beta'?

Answer 1

With LINQ to objects one way could look like this: http://www.sololearn.com/app/csharp/playground/cT77E2Wi713k/