{"height":"190","author_name":"shigemk2","provider_url":"https://hatena.blog","blog_url":"https://www.shigemk2.com/","url":"https://www.shigemk2.com/entry/20120424/1335201822","image_url":"http://ecx.images-amazon.com/images/I/51Wg39T8KAL.jpg","width":"100%","blog_title":"by shigemk2","published":"2012-04-24 02:23:42","provider_name":"Hatena Blog","title":"\u30ec\u30ad\u30b7\u30ab\u30eb\u30b9\u30b3\u30fc\u30d7\u3092\u4f7f\u3046","categories":["Emacs Lisp"],"version":"1.0","author_url":"https://blog.hatena.ne.jp/shigemk2/","type":"rich","description":"elisp\u3067\u30ec\u30ad\u30b7\u30ab\u30eb\u30b9\u30b3\u30fc\u30d7\u3092\u4f7f\u3046\u306b\u306flexical-let\u3092\u4f7f\u3046\u3002 (defun f1 (func) (let ((v 'internal)) (funcall func))) (lexical-let ((v 'external)) (f1 (lambda () v))) ; => external (defun f2 (func v) (funcall func v)) (let ((v 'external)) (f2 (lambda (x) (cons x v)) 'internal)) ; => (internal . internal) (lexical-let ((v 'ext\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20120424%2F1335201822\" title=\"\u30ec\u30ad\u30b7\u30ab\u30eb\u30b9\u30b3\u30fc\u30d7\u3092\u4f7f\u3046 - 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>"}