Created
March 23, 2011 01:17
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| #!/usr/bin/env ruby | |
| a = (1..16).to_a | |
| # without each_slice | |
| a.each do |i| | |
| puts i.to_s | |
| if i % 4 == 0 then | |
| puts ',' | |
| end | |
| end | |
| # with each_slice | |
| a.each_slice(4) {|a| puts a.to_s } | |
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