%w(…) VS array [..]

%w(…) VS array [..]

require 'benchmark'

n = 10000000
Benchmark.bm(10) do |b|
  b.report('%w') { n.times { %w[hugo paco luis] } }
  b.report('explicit') { n.times { ['hugo', 'paco', 'luis'] } }
end


# Test 1:
#              user     system      total        real
# %w           3.160000   0.000000   3.160000 (  3.158635)
# explicit     3.160000   0.000000   3.160000 (  3.159078)


# Test 2:
#              user     system      total        real
# %w           3.170000   0.000000   3.170000 (  3.169868)
# explicit     3.160000   0.000000   3.160000 (  3.156675)


# Tet 3:
#                  user     system      total        real
# %w           3.250000   0.000000   3.250000 (  3.245555)
# explicit     3.230000   0.000000   3.230000 (  3.234404)