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正しそうな結果が得られるように変更しました
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| user system total real | |
| uniq 0.760000 0.000000 0.760000 ( 0.761028) | |
| uniq! 0.010000 0.000000 0.010000 ( 0.009451) | |
| set 0.010000 0.000000 0.010000 ( 0.005617) | |
| hash 0.000000 0.000000 0.000000 ( 0.001273) |
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| require 'benchmark' | |
| require 'set' | |
| source = 100000.times.map { rand(100) } | |
| n = 100 | |
| Benchmark.bm(5) do |x| | |
| x.report(:uniq) do n.times { source.uniq } end | |
| x.report(:uniq!) do n.times { source.uniq! } end | |
| x.report(:set) do n.times { Set.new(source) } end | |
| x.report(:hash) do n.times { source.each_with_object(Hash.new) {|i, h| h[i] }.keys } end | |
| end |
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