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‘CurveEaseInOut’ is unavailable: use [] to construct an empty option set

Swift 3 removed CurveEaseInOut so you will get the error message “‘CurveEaseInOut’ is unavailable: use [] to construct an empty option set”

Replace

UIViewAnimationOptions.CurveEaseInOut

with

[.curveEaseIn, .curveEaseOut]


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