Returns a sentence reversing words if they have 5 or more characters

spinwords.rb

# best answer
def spinWords(string)
  string.gsub(/\w{5,}/, &:reverse)
end

# top answer
def spinWords(string)
  string.split.map { |s| s.length >= 5 ? s.reverse : s }.join ' '
end


# another answer
def spinWords(string)
  words = []
  string.split.each do |word| 
    if word.length >= 5
      words << word.reverse
    else
      words << word
    end
  end 
  return words.join(' ')
end