{"published":"2020-12-21 19:47:31","url":"https://k-koh.hatenablog.com/entry/2020/12/21/194731","author_url":"https://blog.hatena.ne.jp/K_Koh/","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fk-koh.hatenablog.com%2Fentry%2F2020%2F12%2F21%2F194731\" title=\"Ruby \u3084 Rails \u3067\u3088\u304f\u898b\u308b\u3001\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u5f8c\u308d\u306e\u3073\u3063\u304f\u308a\u30de\u30fc\u30af\uff08\u611f\u5606\u7b26\uff09\u306e\u610f\u5473 - Just do IT\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"description":"Ruby\u3060\u3068 \u57fa\u672c\u7684\u306b\u306f\u3001\u7834\u58ca\u7684\u306a\u5909\u66f4\u3092\u610f\u5473\u3059\u308b\u3002\u547c\u3073\u51fa\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u5074\u3082\u5909\u66f4\u3057\u3066\u3057\u307e\u3046\u3002 $ irb > str = 'hoge' => \"hoge\" #\u666e\u901a\u306bupcase\u3059\u308b > str.upcase => \"HOGE\" #\u547c\u3073\u51fa\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5909\u66f4\u306f\u306a\u3044 > str => \"hoge\" #\u7834\u58ca\u7684\u306b\u5909\u66f4\u3059\u308b > str.upcase! => \"HOGE\" #\u547c\u3073\u51fa\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3082\u5909\u66f4\u3055\u308c\u3066\u3044\u308b > str => \"HOGE\" \u203b\u3059\u3079\u3066\u306e\uff01\u30e1\u30bd\u30c3\u30c9\u304c\u7834\u58ca\u7684\u3068\u6c7a\u307e\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u306e\u3067\u3001\u81ea\u4fe1\u304c\u306a\u3044\u5834\u5408\u306fRuby\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3092\u8aad\u3080\u306e\u304c\u5409\u3002 Rails\u3060\u3068 ActiveRecord\u3067\u3088\u304f\u898b\u2026","version":"1.0","height":"190","blog_url":"https://k-koh.hatenablog.com/","type":"rich","categories":["Ruby","Rails"],"title":"Ruby \u3084 Rails \u3067\u3088\u304f\u898b\u308b\u3001\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u5f8c\u308d\u306e\u3073\u3063\u304f\u308a\u30de\u30fc\u30af\uff08\u611f\u5606\u7b26\uff09\u306e\u610f\u5473","author_name":"K_Koh","blog_title":"Just do IT"}