Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/string-stats-ah.rb

Instance Method Summary collapse

Instance Method Details

#unique_word_count ⇒ Object 



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# File 'lib/string-stats-ah.rb', line 26

def unique_word_count
  self.unique_words.length
end

#unique_words ⇒ Object 



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# File 'lib/string-stats-ah.rb', line 19

def unique_words
  hash = self.word_frequencies
  arr = []
  hash.each_key { |key| arr << key.to_s }
  return arr
end

#word_count ⇒ Object 



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# File 'lib/string-stats-ah.rb', line 3

def word_count
  arr = self.split(" ")
  return arr.length
end

#word_frequencies ⇒ Object 



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# File 'lib/string-stats-ah.rb', line 8

def word_frequencies
  arr = self.split(" ")
  arr.sort!
  histogram = Hash.new(0)
  arr.each do |word|
    histogram[word.downcase.to_sym] += 1
  end
  return histogram
end