/usr/share/doc/ruby1.9.1-examples/examples/occur2.rb is in ruby1.9.1-examples 1.9.3.0-1ubuntu1.
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 13 | # 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
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