obelisk2 https://blog.hatena.ne.jp/obelisk2/ Camera Obscura https://obelisk.hatenablog.com/ JavaScript JavaScript の式を入れて下さい <a href='javascript: var e = ""; r = ""; do { e = prompt("Expression: " + e + "\n" + r + "\n", r); try { r = "Result: " + eval(e); } catch(ex) { r = ex; } } while (e); void 0; '> JavaScript の式を入れて下さい </a> 参考：『JavaScript 第6版』p.346 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fobelisk.hatenablog.com%2Fentry%2F2015%2F03%2F16%2F232049" title="URL内の javascript: - Camera Obscura" 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 2015-03-16 23:20:49 rich https://obelisk.hatenablog.com/entry/2015/03/16/232049 1.0 100%