N-gram

ngram0.rb

#!/usr/bin/ruby -Ku

require 'pp'

def ngram(gram = 2, text)
  len = text.length - 1
  0.upto(len) {|i|
    if i + gram > text.length
      return
    end
    
    puts text[i, gram]
  }

end


def main(argv)

  gram = 2
  text = "hoge"
  ngram(gram, text)

  gram = 3
  text = "日本語です"
  ngram(gram, text)

end

main(ARGV)