{"type":"rich","author_url":"https://blog.hatena.ne.jp/shigemk2/","height":"190","provider_url":"https://hatena.blog","version":"1.0","width":"100%","published":"2013-03-30 20:33:19","blog_url":"https://www.shigemk2.com/","author_name":"shigemk2","title":"\u5bfe\u8a71\u306b\u3088\u308bCommon Lisp\u5165\u9580 12 setf\u306e\u7b2c\u4e8c\u5f15\u6570\u306f\u8a55\u4fa1\u3055\u308c\u308b","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20130330%2F1364643199\" title=\"\u5bfe\u8a71\u306b\u3088\u308bCommon Lisp\u5165\u9580 12 setf\u306e\u7b2c\u4e8c\u5f15\u6570\u306f\u8a55\u4fa1\u3055\u308c\u308b - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["\u8aad\u66f8\u30ce\u30fc\u30c8"],"url":"https://www.shigemk2.com/entry/20130330/1364643199","description":"[7]> (setf x apple) *** - SETQ: variable APPLE has no value The following restarts are available: USE-VALUE :R1 Input a value to be used instead of APPLE. STORE-VALUE :R2 Input a new value for APPLE. ABORT :R3 Abort main loop Break 1 [8]> :a [9]> (setf x `apple) APPLEsetf\u306e\u7b2c\u4e8c\u5f15\u6570\u306f\u8a55\u4fa1\u3055\u308c\u308b\u306e\u3067\u3001apple\u306f\u5909\u6570\u3068\u3057\u3066\u8a55\u4fa1\u3055\u2026","blog_title":"by shigemk2","provider_name":"Hatena Blog"}