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Answers and rating deltas for

When is it advisable to use a ret_val variable?

Author Votes Δ
PaulMcG 8 +4.25
Martin v. Löwis 5 +0.81
John Millikin 5 +0.77
Mark Rushakoff 2 +0.35
ennuikiller 1 -0.10
hughdbrown 1 -0.26
sorpigal 1 -0.62
Vitali 1 -0.60
Greg Hewgill 0 -1.51
John D. 0 -3.22
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