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| require 'open-uri' | |
| require 'nokogiri' | |
| code = 2904 | |
| doc = Nokogiri::HTML(open("http://just2.entrust.com.tw/z/zc/zca/zca_#{code}.djhtm")) | |
| # 當前股價，既網頁中的收盤價 | |
| doc.css('table')[2].css('tr')[1].css('td').last.inner_text.to_f |
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