{"type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjob-info.hateblo.jp%2Fentry%2F2024%2F08%2F23%2F202430\" title=\"Ruby\u3067\u30bc\u30ed\u57cb\u3081\u306e\u66f8\u304d\u65b9 - Web\u958b\u767a\u306b\u304a\u3051\u308b\u77e5\u898b\u5171\u6709\u7cfb\u30da\u30fc\u30b8\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","categories":["Ruby"],"width":"100%","blog_url":"https://job-info.hateblo.jp/","image_url":null,"title":"Ruby\u3067\u30bc\u30ed\u57cb\u3081\u306e\u66f8\u304d\u65b9","author_url":"https://blog.hatena.ne.jp/tomotomo1129/","published":"2024-08-23 20:24:30","provider_name":"Hatena Blog","url":"https://job-info.hateblo.jp/entry/2024/08/23/202430","author_name":"tomotomo1129","blog_title":"Web\u958b\u767a\u306b\u304a\u3051\u308b\u77e5\u898b\u5171\u6709\u7cfb\u30da\u30fc\u30b8","height":"190","description":"Ruby\u3067\u30bc\u30ed\u57cb\u3081\u306e\u66f8\u304d\u65b9 Ruby\u3067\u30bc\u30ed\u57cb\u3081\u306e\u66f8\u304d\u65b9 Ruby\u3067\u30bc\u30ed\u57cb\u3081\u3092\u884c\u3046\u5834\u5408\u3001String#rjust\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 rjust\u30e1\u30bd\u30c3\u30c9\u306f\u6587\u5b57\u5217\u306e\u53f3\u5074\u3092\u6307\u5b9a\u3057\u305f\u6587\u5b57\u3067\u57cb\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u4f8b\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002 number = 7 padded_number = number.to_s.rjust(4, '0') puts padded_number # \"0007\" \u3053\u306e\u4f8b\u3067\u306f\u3001\u6574\u65707\u3092\u6587\u5b57\u5217\u306b\u5909\u63db\u3057\u3001rjust\u30e1\u30bd\u30c3\u30c9\u30674\u6841\u306b\u30bc\u30ed\u57cb\u3081\u3057\u3066\u3044\u307e\u3059\u3002 4\u306f\u5168\u4f53\u306e\u6841\u6570\u3067\u3001'0'\u306f\u57cb\u3081\u308b\u6587\u5b57\u3067\u3059\u3002","provider_url":"https://hatena.blog"}