My ruby refresher solutions #229
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houndci-bot
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Aug 21, 2017
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| # turn a positive integer into a negative integer. A negative integer | ||
| # stays negative | ||
| def make_numbers_negative(number) | ||
| num = number | ||
| num > 0 ? num * -1 : num |
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Use num.positive? instead of num > 0.
| # keep only the elements that start with an a: use regular expression | ||
| def select_elements_starting_with_a(array) | ||
| arr = array | ||
| arr.select { |item| item =~ /\Aa/ } |
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Use String#start_with? instead of a regex match anchored to the beginning of the string.
| end | ||
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| # keep only the elements that start with an a: use regular expression | ||
| def select_elements_starting_with_a(array) |
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Method Object#select_elements_starting_with_a is defined at both lib/questions.rb:2 and lib/questions.rb:8.
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