module Spruz::Shuffle
Public Instance Methods
shuffle()
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# File lib/spruz/shuffle.rb, line 11 def shuffle dup.shuffle! end
shuffle!()
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# File lib/spruz/shuffle.rb, line 3 def shuffle! (size - 1) .downto(1) do |i| j = rand(i + 1) self[i], self[j] = self[j], self[i] end self end