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ruby--ruby/sample/occur.rb
matz 6a640106d2 * lib/irb/ruby-lex.rb (RubyLex::getc): should not push nil into
reading buffer (@readed).  reported in
  <http://jarp.does.notwork.org/diary/200608c.html#200608311>.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10815 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2006-09-01 00:37:09 +00:00

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Ruby

# word occurrence listing
# usege: 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