finish challenges #103
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finish challenges #103
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jaybobo
reviewed
May 10, 2018
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| def capitalize_each_string(input) | |||
| #implement your solution here | |||
| input.map do |i| | |||
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cool. you could also write this input.map(&:capitalize) or input.map {|s| s.capitalize}.
be sure to take a look at the Symbol#to_proc method. it's very common.
https://ruby-doc.org/core-1.9.3/Symbol.html#method-i-to_proc
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| def count_the_animals(input) | ||
| #implement your solution here | ||
| input.length |
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| end | ||
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| def fetch_CD_animals(input) | ||
| #implement your solution here | ||
| input.find_all {|i| i.start_with?("c") || i.start_with?("d")} |
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cool. you can also use .grep which takes a regex pattern. it's super handy.
https://ruby-doc.org/core-2.5.0/Enumerable.html#method-i-grep
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@jaybobo