{"description":"\u307c\u3063\u3061\u6f14\u7b97\u5b50\u306e\u4f7f\u3044\u65b9\u3092\u3059\u3063\u304b\u308a\u5fd8\u308c\u3066\u3044\u305f\u306e\u3067\u307e\u3068\u3081\u3066\u304a\u304d\u307e\u3059\u3002 \u7d50\u8ad6 \u307c\u3063\u3061\u6f14\u7b97\u5b50&. \u3068\u306f\u30ec\u30b7\u30fc\u30d0\u30fc\u304cnil \u3060\u3063\u305f\u5834\u5408\u306bNoMethodError \u3067\u306f\u306a\u304fnil \u3092\u8fd4\u3059Ruby\u306e\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u306e\u6f14\u7b97\u5b50\u3067\u3059\u3002 \u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3067 .\u306e\u4ee3\u308f\u308a\u306b &.\u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u5f62\u5f0f\u3067\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u3060\u305d\u3046\u3068\u3059\u308b\u3068\u3001\u30ec\u30b7\u30fc\u30d0\u304c nil \u306e\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u50cd\u304d\u307e\u3059\u3002 \u30fb \u5f15\u6570\u306e\u8a55\u4fa1\u304c\u884c\u306a\u308f\u308c\u306a\u3044 \u30fb\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u304c\u884c\u308f\u308c\u306a\u3044 \u30fbnil \u3092\u8fd4\u3059 \u30ec\u30b7\u30fc\u30d0\u304c nil \u3067\u306a\u3044\u5834\u5408\u306f\u901a\u5e38\u306e\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u304c\u884c\u308f\u308c\u307e\u3059\u3002 \u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057(super\u30fb\u30d6\u30ed\u30c3\u30af\u4ed8\u304d\u30fbyield) (Ruby 3.2 \u30ea\u30d5\u2026","title":"\u3010Ruby\u3011\u307c\u3063\u3061\u6f14\u7b97\u5b50\u3068\u306f\uff1f","image_url":null,"author_name":"karlley_jp","url":"https://karlley.hatenablog.jp/entry/2023/01/14/205955","blog_title":"\u6642\u3005\u3068\u304a\u307e\u308f\u308a","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkarlley.hatenablog.jp%2Fentry%2F2023%2F01%2F14%2F205955\" title=\"\u3010Ruby\u3011\u307c\u3063\u3061\u6f14\u7b97\u5b50\u3068\u306f\uff1f - \u6642\u3005\u3068\u304a\u307e\u308f\u308a\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","width":"100%","blog_url":"https://karlley.hatenablog.jp/","height":"190","provider_name":"Hatena Blog","published":"2023-01-14 20:59:55","author_url":"https://blog.hatena.ne.jp/karlley_jp/","type":"rich","categories":["Ruby"],"version":"1.0"}