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Answers and rating deltas for

How do I check if a string doesn't exist and then return false?

Author Votes Δ
Script47 3 +3.53
Himanshu Upadhyay 0 -0.07
Azad Bhagat Singh 0 -1.08
Kaddath 0 -0.23
Last visited: Aug 9, 2018, 9:00:57 PM