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Answers and rating deltas for

xcode9 swift4 Fatal error: Unexpectedly found nil while unwrapping an Optional value

Author Votes Δ
vadian 2 +0.29
Malleswari 0 +0.55
Jogendar Choudhary 0 +0.62
Ankur Lahiry -1 -3.52
Last visited: Aug 9, 2018, 9:00:57 PM