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sachin21/step.rb

Created February 4, 2018 02:39
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step.rb
[14] pry(main)> 1.0.step(2, 0.1).to_a
=> [1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7000000000000002, 1.8, 1.9, 2.0]
@sachin21
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sachin21 commented Feb 4, 2018 •
edited

Hmm. the answer is this?

1.0.step(2, 0.1).map(&:to_s).map { |float| BigDecimal(float).floor(1).to_f }
=> [1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0]

@hanachin
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hanachin commented Feb 5, 2018 

(11/10r).step(2, 1/10r).map(&:to_f)
# => [1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0]

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Thanks for your answer!
It looks it is the best solution.

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