ruby/sample/occur2.rb

14 строки
248 B
Ruby
Исходник Обычный вид История

# word occurrence listing
# usege: ruby occur2.rb file..
freq = {}
ARGF.each_line do |line|
for word in line.split(/\W+/)
freq[word] ||= 0
freq[word] += 1
end
end
for word in freq.keys.sort
printf("%s -- %d\n", word, freq[word])
end