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Answers and rating deltas for

How to avoid using multiple if-else to check whether the returned value is an error code?

Author Votes Δ
Jarod42 2 +1.71
songyuanyao 1 -0.74
Rufus 1 +1.18
selbie 0 -1.12
Last visited: Sep 4, 2019, 3:46:46 PM