How do I create a comma delimited string from an ArrayList?

Question

I\'m storing an ArrayList of Ids in a processing script that I want to spit out as a comma delimited list for output to the debug log. Is there a way I can get this easily w

Answer 1

Something like:

String.Join(",", myArrayList.toArray(string.GetType()) );

Which basically loops ya know...

EDIT

how about:

string.Join(",", Array.ConvertAll(a.ToArray(), Convert.ToString));