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Answers and rating deltas for

Which one is better in javascript if I need to check if the object is available or not. 'in'

Author Votes Δ
Anastasios Selmanis 1 +1.85
Parijat Purohit 1 +1.70
Carson 0 -3.55
Last visited: Dec 25, 2017, 9:16:06 PM