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ruby--ruby/sample/occur.rb
hsbt 6dede51159 fix typo by @daveworth [fix GH-340]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41617 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2013-06-25 08:49:36 +00:00

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Ruby

# word occurrence listing
# usage: ruby occur.rb file..
freq = Hash.new(0)
while line = gets()
for word in line.split(/\W+/)
freq[word] += 1
end
end
for word in freq.keys.sort!
print word, " -- ", freq[word], "\n"
end