{"published":"2014-07-18 23:53:20","type":"rich","blog_title":"Bye Bye Moore","title":"\u300c||=\u300d\u3084\u300c&&=\u300d\u306e\u6319\u52d5","provider_url":"https://hatena.blog","blog_url":"https://shuzo-kino.hateblo.jp/","author_url":"https://blog.hatena.ne.jp/shuzo_kino/","description":"|| Kernel.puts 'odd' || val.odd? \u3053\u308c\u306f Kernel.puts 'odd' if val.odd? \u3068\u540c\u3058\u610f\u5473\u3067\u3059\u3002\u5024\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u521d\u671f\u5024\u3092\u8a2d\u5b9a\u3059\u308b\u80fd\u529b\u3082\u3042\u308a\u307e\u3059\u3002 Kernel.puts hoge ||= \"test\" test => nil \u5024\u304c\u5165\u3063\u3066\u3044\u308b\u5909\u6570\u306b\u5bfe\u3057\u3066\u306f\u4f55\u3082\u3057\u307e\u305b\u3093\u3002 \u307e\u305f\u3001\u7a7a\u5909\u6570\u306b\u30e1\u30bd\u30c3\u30c9\u4ed8\u304d\u3067\u547c\u3073\u51fa\u3059\u3068\u30a8\u30e9\u30fc\u3092\u5410\u304d\u307e\u3059\u3002 hoge = \"test\" Kernel.puts hoge ||= hoge.upcase #=>test hoge = nil Kernel.puts hoge &&= hoge.upcase #=> N\u2026","categories":["ruby"],"width":"100%","height":"190","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2014%2F07%2F18%2F235320\" title=\"\u300c||=\u300d\u3084\u300c&amp;&amp;=\u300d\u306e\u6319\u52d5 - Bye Bye Moore\" 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","author_name":"shuzo_kino","image_url":null,"url":"https://shuzo-kino.hateblo.jp/entry/2014/07/18/235320"}