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require 'benchmark'
include Benchmark
n = ARGV[0].to_i.nonzero? || 50000
puts %Q([#{n} times iterations of `a = "1"'])
benchmark(CAPTION, 7, FORMAT) do |x|
x.report("for:") {for _ in 1..n; _ = "1"; end} # Benchmark.measure
x.report("times:") {n.times do ; _ = "1"; end}
x.report("upto:") {1.upto(n) do ; _ = "1"; end}
end
benchmark do
[
measure{for _ in 1..n; _ = "1"; end}, # Benchmark.measure
measure{n.times do ; _ = "1"; end},
measure{1.upto(n) do ; _ = "1"; end}
]
end
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