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ruby--ruby/sample/freq.rb
matz 40517ecac8 19991129
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@572 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
1999-11-29 06:33:02 +00:00

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225 B
Ruby

# 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