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Answers and rating deltas for

What does an exclamation mark mean in the Swift language?

Author Votes Δ
Ashley 56 +4.10
Ben Gottlieb 9 +0.30
Fry 6 +1.67
Amr 3 +0.68
guest 1 -1.04
Gokul 1 -1.06
Alex Nolasco 0 -3.37
Connor 0 -3.20
Last visited: Sep 14, 2014, 5:07:29 AM