An introduction to Tuple

IntroductionC#4.0 has introduce a new feature call Tuple.Definition    In mathematics and computer science, a tuple is an ordered list of elements. In set theory, an (ordered) n-tuple is a sequence (or ordered list) of n elements, where n is a positive integer. There is also one 0-tuple, an empty sequence. (From Wikipedia) Purpose: Some time we need to return more than one value from a method or