Is Tuple2 and Pair the same thing or not?

Question

Is there a difference between classes Tuple2 and Pair in scala?

It seems to me they do the exact same thing.

Answer 1

Yes. both are same

type Pair[+A, +B] = Tuple2[A, B]

https://github.com/scala/scala/blob/v2.9.2/src/library/scala/Predef.scala#L1 line 227