ruby--ruby/benchmark/array_shift.yml

benchmark:
  array_shift: |
    require 'benchmark'

    Benchmark.bm do |x|
      [10_000,1_000_000,100_000_000].each do |n|
        ary = Array.new(n,0)
        GC.start
        x.report("#{n}:shift"){ ary.shift }
        (0..4).each do |i|
          ary = Array.new(n,0)
          GC.start
          x.report("#{n}:shift(#{i})"){ ary.shift(i) }
        end
      end
    end
loop_count: 1