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Ruby sort strings numerically native
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| irb(main):002:0> ['A3', 'A5', 'A11', 'A8', 'A10'].sort | |
| => ["A10", "A11", "A3", "A5", "A8"] |
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| irb(main):003:0> ['A3', 'A5', 'A11', 'A8', 'A10'].sort_by { |x| x[1..x.size].to_i } | |
| => ["A3", "A5", "A8", "A10", "A11"] |
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