/usr/share/doc/ruby1.8-examples/examples/freq.rb is in ruby1.8-examples 1.8.7.352-2ubuntu1.6.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 | # word occurrence listing
# usege: ruby freq.rb file..
freq = Hash.new(0)
while line = gets()
line.scan(/\w+/) do |word|
freq[word] += 1
end
end
for word in freq.keys.sort!
print word, " -- ", freq[word], "\n"
end
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