5. 4 日経新聞から現在の日経平均株価 を取得 (ql:quickload :dexador) (ql:quickload :plump) (ql:quickload :clss) (ql:quickload :cl-ppcre) (defparameter article-html (dex:get "http://www.nikkei.com/markets/kabu/")) (defparameter parse-tree (plump:parse article-html)) (defparameter sub-tree (aref (clss:select "span.mkc-stock_prices" parse-tree) 0)) (print (plump:text (aref (plump:children sub-tree) 0))) 6. 4.1 同じことをPYTH
