{"author_url":"https://blog.hatena.ne.jp/plonk123/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fplonk123.hatenadiary.org%2Fentry%2F20140603%2F1401832299\" title=\"Array#delete_if \u304c\u601d\u3063\u305f\u3088\u308a\u3082\u9045\u304b\u3063\u305f - Plonk123\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","provider_name":"Hatena Blog","image_url":null,"blog_url":"https://plonk123.hatenadiary.org/","published":"2014-06-03 06:51:39","provider_url":"https://hatena.blog","version":"1.0","url":"https://plonk123.hatenadiary.org/entry/20140603/1401832299","title":"Array#delete_if \u304c\u601d\u3063\u305f\u3088\u308a\u3082\u9045\u304b\u3063\u305f","type":"rich","categories":["Ruby"],"author_name":"plonk123","description":"Ruby \u306e Array \u306f\u53ef\u5909\u9577\u914d\u5217\u3060\u3068\u805e\u3044\u3066\u3044\u305f\u306e\u3067\u3001\u5148\u982d\u3078\u306e\u8981\u7d20\u306e\u8ffd\u52a0\u524a\u9664\u306f\u65e2\u5b58\u306e\u8981\u7d20\u306e\u518d\u914d\u7f6e\u304c\u5fc5\u8981\u306b\u306a\u308b\u304b\u3089\u9045\u304b\u308d\u3046\u3068\u601d\u3063\u3066\u3044\u305f\u3002\u3068\u3053\u308d\u304c\u3001\u5b9f\u6e2c\u3057\u3066\u307f\u308b\u3068 unshift/shift \u306f push/pop \u3068\u540c\u7b49\u306e\u901f\u5ea6\u3060\u3063\u305f\u3002\u3075\u3080\u3002Array \u306f\u53ef\u5909\u9577\u914d\u5217(C++ \u3067\u3044\u3046 vector)\u3068\u3044\u3046\u3088\u308a\u306f\u3001\u3080\u3057\u308ddeque \u306e\u3088\u3046\u306b\u53cc\u65b9\u306b\u4f38\u3073\u308b\u4f5c\u308a\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u304b\u3082\u3057\u308c\u306a\u3044\u3002\u3067\u306f Array \u306f\u3069\u3093\u306a\u64cd\u4f5c\u3067\u3082\u901f\u3044\u306e\u304b\u3068\u8a00\u3063\u305f\u3089\u305d\u3046\u3067\u306f\u306a\u304f\u3001\u8abf\u3079\u3066\u307f\u308b\u3068 delete_if \u304c\u9045\u304b\u3063\u305f*1\u3002\u4ee5\u4e0b\u306e\u8868\u306f 250,000 \u500b\u306e Fixnum \u304b\u3089\u306a\u308b\u914d\u5217\u306b\u3064\u3044\u3066 delete_if \u3092\u4f7f\u3063\u3066\u5168\u3066/\u2026","blog_title":"Plonk123\u306e\u65e5\u8a18"}