{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.tmtms.net%2Fentry%2F2016%2F10%2F02%2Fruby-sum\" title=\"Ruby \u306e Enumerable#sum - tmtms \u306e\u30e1\u30e2\" 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","provider_url":"https://hatena.blog","width":"100%","author_name":"tmtms","categories":["Ruby"],"provider_name":"Hatena Blog","url":"https://blog.tmtms.net/entry/2016/10/02/ruby-sum","author_url":"https://blog.hatena.ne.jp/tmtms/","description":"\u300c\u6700\u8fd1\u306eruby-core (2016\u5e747\u6708)\u300d\u306b\u6b21\u306e\u3088\u3046\u306a\u8a18\u8ff0\u304c\u3042\u308a\u307e\u3057\u305f\u3002 Enumerable#sum \u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u304c\u8ffd\u52a0\u3055\u308c\u3066\u304a\u308a\u3001\u7279\u5b9a\u306e\u5834\u5408(\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u914d\u5217\u3068\u304b)\u306b\u306f\u8aa4\u5dee\u304c\u7d2f\u7a4d\u3057\u306a\u3044\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 Ruby 2.4 \u306b Enumerable#sum \u304c\u8ffd\u52a0\u3055\u308c\u305f\u306e\u306f\u77e5\u3063\u3066\u307e\u3057\u305f\u304c\u3001\u300c\u8aa4\u5dee\u304c\u7d2f\u7a4d\u3057\u306a\u3044\u300d\u3068\u3044\u3046\u306e\u306f\u77e5\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002 \u3068\u3044\u3046\u304b\u3001\u5143\u3005\u8aa4\u5dee\u304c\u7d2f\u7a4d\u3057\u306a\u3044\u52a0\u7b97\u306e\u76ee\u7684\u3067\u8ffd\u52a0\u3055\u308c\u305f\u3082\u306e\u3060\u3063\u305f\u306e\u3067\u3059\u306d(\u6700\u8fd1\u306eruby-core (2016\u5e743\u6708))\u3002\u5358\u7d14\u306b \u300c#inject(:+)\u300d\u306b\u308f\u304b\u308a\u3084\u3059\u3044\u540d\u524d\u3092\u3064\u3051\u305f\u3060\u3051\u306a\u306e\u304b\u3068\u601d\u3063\u3066\u307e\u3057\u305f\u3002 \u7c21\u5358\u306b\u8a66\u3057\u3066\u307f\u307e\u3059\u3002\u6d6e\u52d5\u5c0f\u2026","published":"2016-10-02 22:16:35","blog_url":"https://blog.tmtms.net/","blog_title":"tmtms \u306e\u30e1\u30e2","version":"1.0","title":"Ruby \u306e Enumerable#sum","type":"rich","image_url":null}