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require 'win32ole'
excel = WIN32OLE::new('excel.Application')
workbook = excel.Workbooks.Open('E:\RubyApp\bmk.xls')
worksheet = workbook.Worksheets(1) #get hold of the first worksheet
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# -*- coding: GB2312 -*-
require 'observer'
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class PObservable
include Observable
end
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class AObserver
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def update(arg)
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