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Answers and rating deltas for

What is the shortest way of checking if JS value exists?

Author Votes Δ
Dancrumb 2 +1.09
Alex K. 1 +0.01
inhan 0 -0.52
Dillen Meijboom 0 -1.31
Ryan Stein 0 -1.73
Justineo 0 -1.53
Last visited: Sep 14, 2014, 5:07:29 AM