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foxweb/random_letter_benchmark.rb

Last active March 16, 2020 12:34
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random_letter_benchmark.rb
require 'benchmark'
n = 100_000
abc = ('A'..'Z').to_a
Benchmark.bm do |x|
x.report { n.times { rand(65..90).chr } }
x.report { n.times { rand('A'.ord..'Z'.ord).chr } }
x.report { n.times { ('A'..'Z').to_a.sample } }
x.report { n.times { abc.sample } }
end
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