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Answers and rating deltas for

Can this PHP code be simplified to improve performance?

Author Votes Δ
MidnightLightning 4 +4.14
Parrots 2 +0.58
mattjames 1 -2.39
Ignacio Vazquez-Abrams 1 -0.80
Last visited: Sep 14, 2014, 5:07:29 AM