Created
June 2, 2014 23:34
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Some Ruby lols
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| a = [1,2,3] | |
| # => [1, 2, 3] | |
| enum = a.map! | |
| # => #<Enumerator: [1, 2, 3]:map!> | |
| enum.map(&:to_s) | |
| # => ["1", "2", "3"] | |
| a | |
| # => [nil, nil, nil] |
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