How do I remove duplicates from a C# array?

Question

I have been working with a string[] array in C# that gets returned from a function call. I could possibly cast to a Generic collection, but I was w

Answer 1

strINvalues = "1,1,2,2,3,3,4,4";
strINvalues = string.Join(",", strINvalues .Split(',').Distinct().ToArray());
Debug.Writeline(strINvalues);

Kkk Not sure if this is witchcraft or just beautiful code

1 strINvalues .Split(',').Distinct().ToArray()

2 string.Join(",", XXX);

1 Splitting the array and using Distinct [LINQ] to remove duplicates 2 Joining it back without the duplicates.

Sorry I never read the text on StackOverFlow just the code. it make more sense than the text ;)