For stack overflow question: http://stackoverflow.com/a/33746961/3144928

Array Wrapping

5000000 times
                                user     system      total        real
With if, Symbol             1.710000   0.010000   1.720000 (  1.717787)
With if, Array Size 2       0.730000   0.000000   0.730000 (  0.733222)
With if, Array Size 3       0.740000   0.000000   0.740000 (  0.737046)
With if, Array Size 4       0.740000   0.000000   0.740000 (  0.747544)
With if, Array Size 5       0.740000   0.010000   0.750000 (  0.746374)
Without if, Symbol          1.500000   0.000000   1.500000 (  1.514637)
Without if, Array Size 2    0.830000   0.010000   0.840000 (  0.834003)
Without if, Array Size 3    0.830000   0.000000   0.830000 (  0.834955)
Without if, Array Size 4    1.880000   0.010000   1.890000 (  1.884908)
Without if, Array Size 5    1.940000   0.000000   1.940000 (  1.951689)