{"categories":["ruby"],"url":"https://shuzo-kino.hateblo.jp/entry/2013/11/17/131904","blog_url":"https://shuzo-kino.hateblo.jp/","version":"1.0","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/shuzo_kino/","provider_name":"Hatena Blog","author_name":"shuzo_kino","image_url":null,"width":"100%","blog_title":"Bye Bye Moore","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2013%2F11%2F17%2F131904\" title=\"slice\u3067\u5148\u982d\u3092\u9664\u3044\u305f\u914d\u5217\u3092\u8fd4\u3059(cdr\u3063\u307d\u3044\u4e8b\u3092\u3059\u308b) - Bye Bye Moore\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2013-11-17 13:19:04","type":"rich","description":"\u5358\u306bcdr\u3063\u307d\u3044\u4e8b\u3092\u3057\u305f\u3044\u5834\u5408\u3001 drop\u3092\u4f7f\u3063\u305f\u65b9\u304c\u30b7\u30f3\u30d7\u30eb\u306b\u306a\u308a\u307e\u3059\u3002 \u30b3\u30c1\u30e9\u306e\u8a18\u4e8b\u3092\u53c2\u7167 \u914d\u5217\u7cfb\u3067\u306f\u3001-1\u306f\u672b\u5c3e\u3092\u793a\u3057\u307e\u3059\u3002 slice\u3067-1\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u672b\u5c3e\u3092\u8fd4\u3057\u3066\u304f\u308c\u307e\u3059\u3002 \u3042\u3089\u304b\u3058\u3081\u30b5\u30a4\u30ba\u3092\u77e5\u3063\u3066\u308b\u5fc5\u8981\u304c\u306a\u3044\u306e\u3067\u697d\u3067\u826f\u3044\u3067\u3059\u306d\u3002 > [1,2,3].slice(-1) => 3 \u3053\u308c\u3068\u7bc4\u56f2\u6307\u5b9a\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3001\u914d\u5217\u306e\u30b5\u30a4\u30ba\u306b\u95a2\u4fc2\u306a\u304f\u3001\u5148\u982d\u3092\u9664\u3044\u305f\u914d\u5217\u3092\u624b\u306b\u3059\u308b\u4e8b\u304c\u51fa\u6765\u307e\u3059\u3002 \u300c...\u300d\u306f\u4f8b\u306e\u5982\u304f\u5883\u754c\u3092\u542b\u307e\u306a\u3044\u306e\u3067\u66f4\u306b\u5c3b\u5c3e\u3082\u6392\u9664\u3057\u3066\u304f\u308c\u307e\u3059\u3002 > [1,2,3].slice(1..-1) => [2, 3] > [1,2,3,4,5,6,7,8,9,10].slice(1..-1)\u2026","height":"190","title":"slice\u3067\u5148\u982d\u3092\u9664\u3044\u305f\u914d\u5217\u3092\u8fd4\u3059(cdr\u3063\u307d\u3044\u4e8b\u3092\u3059\u308b)"}