gistfile1.rb

require "benchmark"

Benchmark.bm(7) do |x|
  x.report("#any?") { (0...1_000_000_000_000).any? {|n| break true if n > 999_999} }
  x.report("#map")  { (0...1_000_000_000_000).map  {|n| break true if n > 999_999}.is_a?(TrueClass) }
  x.report("#each") { (0...1_000_000_000_000).each {|n| break true if n > 999_999} }
end
             user     system      total        real
#any?    9.210000   3.300000  12.510000 ( 12.554455)
#map     9.290000   3.320000  12.610000 ( 12.672998)
#each    7.240000   2.470000   9.710000 (  9.746388)