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Answers and rating deltas for

Checking if a variable is defined?

Author Votes Δ
Ricardo Acras 391 +3.92
danmayer 57 +0.06
foomip 34 0.00
digitalsanctum 17 -3.98
user761856 6 0.00
Sardathrion - against SE abuse 3 0.00
Saqib R. 2 0.00
Bruno Barros 1 0.00
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