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[ruby/en] fix typo

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Claudio Secco 2020-07-07 20:27:34 -03:00 committed by GitHub
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@ -327,7 +327,7 @@ puts doubled
puts array
#=> [1,2,3,4,5]
# another useful sintax is .map(&:method)
# another useful syntax is .map(&:method)
a = ["FOO", "BAR", "BAZ"]
a.map { |s| s.downcase } #=> ["foo", "bar", "baz"]
a.map(&:downcase) #=> ["foo", "bar", "baz"]