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Merging a String Array to a Comma delimited String (foreach)

/ Published in: C#
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This can be useful for string preparations.

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  1. string str = "";
  2.  
  3. // loop though an array and create a string
  4. // delimited with commas
  5. foreach (string s in fieldNames)
  6. {
  7.     str += s;
  8.  
  9.     // if this not the last item in the array
  10.     // append a comma to end of the string.
  11.     if (s != fieldNames[fieldNames.Length - 1])
  12.     {
  13.         str += ", ";
  14.     }
  15. }

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