{"published":"2025-10-26 22:43:57","categories":["Ruby"],"image_url":null,"provider_name":"Hatena Blog","author_name":"kamatimaru","description":"Ruby\u306e\u7279\u5fb4\u3067\u3042\u308b\u30aa\u30fc\u30d7\u30f3\u30af\u30e9\u30b9\u306e\u52c9\u5f37\u306e\u305f\u3081\u3001String\u30af\u30e9\u30b9\u306b\u7d75\u6587\u5b57\u5909\u63db\u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u307f\u307e\u3059\u3002 \u4f8b\u3048\u3070\u3001\"\u30ab\u30ec\u30fc\".to_emoji\u3092\u5b9f\u884c\u3059\u308b\u3068\ud83c\udf5b\u304creturn\u3055\u308c\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002 \u5b9f\u88c5 \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3057\u305f\u3002 class String def to_emoji case self when \"\u30ab\u30ec\u30fc\" \"\ud83c\udf5b\" when \"\u30e9\u30fc\u30e1\u30f3\" \"\ud83c\udf5c\" when \"\u5bff\u53f8\" \"\ud83c\udf63\" else self end end end String\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u3092\u53c2\u7167\u3059\u308b\u305f\u3081\u306b\u306fself\u304c\u4f7f\u3048\u307e\u3059\u3002 docs.ruby-lang.org \u5b9f\u884c\u7d50\u679c # \u203b class\u5b9a\u7fa9\u306b\u7d9a\u3051\u3066\u5b9f\u884c puts\u2026","version":"1.0","url":"https://kamatimaru.hatenablog.com/entry/2025/10/26/224357","provider_url":"https://hatena.blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkamatimaru.hatenablog.com%2Fentry%2F2025%2F10%2F26%2F224357\" title=\"Ruby\u306eString\u30af\u30e9\u30b9\u306b\u7d75\u6587\u5b57\u5909\u63db\u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u307f\u308b(\u30aa\u30fc\u30d7\u30f3\u30af\u30e9\u30b9\u306e\u52c9\u5f37) - delhi09\u306e\u52c9\u5f37\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>","height":"190","blog_title":"delhi09\u306e\u52c9\u5f37\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/kamatimaru/","width":"100%","blog_url":"https://kamatimaru.hatenablog.com/","title":"Ruby\u306eString\u30af\u30e9\u30b9\u306b\u7d75\u6587\u5b57\u5909\u63db\u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u307f\u308b(\u30aa\u30fc\u30d7\u30f3\u30af\u30e9\u30b9\u306e\u52c9\u5f37)"}