trotr https://blog.hatena.ne.jp/trotr/ trotrの日記 https://trotr.hatenadiary.org/ sicp (put 'test '(test) "test") (get 'test '(test)) 0:user> *** ERROR: hash table doesn't have an entry for key (test) (put )のがlistだと上手く認識してくれないみたい。 (car (hash-table-keys (hash-table-get parent-hash 'test))) 1:user> => (test) ;;eq?で評価しているからかもしれない。 (eq? 'test 'test) (eq? '(test) '(test)) (equal? '(test) '… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftrotr.hatenadiary.org%2Fentry%2F20080210%2F1202688495" title="(sicp?)puts/getsを少し変更 - trotrの日記" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2008-02-10 09:08:15 rich https://trotr.hatenadiary.org/entry/20080210/1202688495 1.0 100%