{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fobelisk.hatenablog.com%2Fentry%2F2024%2F12%2F28%2F220735\" title=\"Ruby \u3068\u95a2\u6570\u578b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2\uff081\uff09 - 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>","author_url":"https://blog.hatena.ne.jp/obelisk2/","description":"jp.quora.com \u307e\u3064\u3082\u3068\u3086\u304d\u3072\u308d\u3055\u3093\u306f\u3001Ruby \u3092\u300c\u95a2\u6570\u578b\u8a00\u8a9e\u3068\u547c\u3076\u306e\u306b\u306f\u3060\u3044\u3076\u62b5\u6297\u304c\u3042\u308a\u307e\u3059\u300d\u3068\u3044\u3063\u3066\u304a\u3089\u308c\u308b\u3002\u3053\u308c\u3067\u3082\u3046\u7d50\u8ad6\u306f\u51fa\u305f\u3088\u3046\u306a\u3082\u306e\u3060\u304c\u3001\u305d\u308c\u3067\u3082\u3001Ruby \u306b\u306f\u3060\u3044\u3076\u95a2\u6570\u578b\u8a00\u8a9e\u306e\u8003\u3048\u65b9\u304c\u53d6\u308a\u5165\u308c\u3089\u308c\u3066\u3044\u308b\u306e\u3082\u4e8b\u5b9f\u3060\u3002\u305d\u308c\u3092\u3061\u3087\u3063\u3068\u3060\u3051\u8003\u3048\u3066\u307f\u308b\u3002 Array, Enumerable, Enumerator \u914d\u5217a = [1, 2, 3]\u306e\u5404\u8981\u7d20\u3092 2\u500d\u3057\u305f\u65b0\u3057\u3044\u914d\u5217new_a\u304c\u6b32\u3057\u3044\u3002\u3053\u308c\u3092\u300c\u624b\u7d9a\u304d\u578b\u300d\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u4f7f\u3063\u3066\u3084\u308b\u3068\u3069\u3046\u306a\u308b\u304b\u3002 a = [1, 2, 3] new_a = [] for i in a new_a << i * 2 end new_a #=\u2026","blog_title":"Camera Obscura","url":"https://obelisk.hatenablog.com/entry/2024/12/28/220735","categories":["Ruby"],"width":"100%","author_name":"obelisk2","provider_url":"https://hatena.blog","title":"Ruby \u3068\u95a2\u6570\u578b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2\uff081\uff09","version":"1.0","image_url":null,"height":"190","provider_name":"Hatena Blog","published":"2024-12-28 22:07:35","type":"rich","blog_url":"https://obelisk.hatenablog.com/"}