{"title":"Ruby \u3084 Rails \u3067\u6841\u6570\u30923\u884c\u3054\u3068\u306b\u30ab\u30f3\u30de\u3067\u533a\u5207\u308b","description":"Ruby \u306e\u5834\u5408 \u7d20\u306e Ruby \u306e\u5834\u5408\u3001\u8a72\u5f53\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u306f\u306a\u3044\u305f\u3081\u81ea\u4f5c\u3059\u308b\u3002 \u6570\u5024\u3092\u3044\u3063\u305f\u3093\u6587\u5b57\u5217\u306b\u3057\u3066\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u30ab\u30f3\u30de\u3092\u52a0\u3048\u308b\u3002 \u6570\u5024.to_s.gsub(/(\\d)(?=\\d{3}+$)/, '\\\\1,') \u4f7f\u7528\u4f8b irb(main)> 500000000.to_s.gsub(/(\\d)(?=\\d{3}+$)/, '\\\\1,') => \"500,000,000\" Rails \u306e\u5834\u5408 Rails \u3060\u3068 Active Support \u306e\u62e1\u5f35\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u3044\u308d\u3093\u306a\u6570\u5024\u306e\u66f8\u5f0f\u3092\u6271\u3048\u308b\u3002 Active Support \u30b3\u30a2\u62e1\u5f35\u6a5f\u80fd - Rails\u30ac\u30a4\u30c9 #\u30ab\u30f3\u30de\u3092\u52a0\u3048\u308b 12345678.t\u2026","provider_url":"https://hatena.blog","categories":["Ruby","Ruby on Rails"],"published":"2020-10-19 14:37:51","version":"1.0","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fk-koh.hatenablog.com%2Fentry%2F2020%2F10%2F19%2F143751\" title=\"Ruby \u3084 Rails \u3067\u6841\u6570\u30923\u884c\u3054\u3068\u306b\u30ab\u30f3\u30de\u3067\u533a\u5207\u308b - 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>","author_name":"K_Koh","blog_url":"https://k-koh.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/K_Koh/","url":"https://k-koh.hatenablog.com/entry/2020/10/19/143751","height":"190","blog_title":"Just do IT","width":"100%","image_url":null,"type":"rich"}