{"version":"1.0","provider_name":"Hatena Blog","categories":[],"type":"rich","blog_title":"rubyco\uff08\u308b\u3073\u3053\uff09\u306e\u65e5\u8a18","provider_url":"https://hatena.blog","blog_url":"https://rubyco.hatenadiary.org/","author_name":"rubyco","width":"100%","height":"190","title":"\u5e73\u5747\u5024","image_url":null,"description":"\u3068\u304d\u3069\u304d\u306e\u96d1\u8a18\u5e16 \u30ea\u30bf\u30fc\u30f3\u30ba\u3092\u898b\u3066\u3001\u79c1\u3082\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002 srand(314159) data = Array.new(10) {|k| rand(100) } p data average = data.inject(0.0) {|sum, item| sum + item } / data.length puts \"average = #{average}\"to_f\u3092\u4f7f\u308f\u306a\u3044\u3067\u51fa\u6765\u308b\u304b\u306a\u3001\u3068\u601d\u3063\u305f\u306e\u3067\u3001\u3068\u308a\u3042\u3048\u305a\u5e73\u5747\u3060\u3051\u3002","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frubyco.hatenadiary.org%2Fentry%2F20061128%2Faverage\" title=\"\u5e73\u5747\u5024 - rubyco\uff08\u308b\u3073\u3053\uff09\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://rubyco.hatenadiary.org/entry/20061128/average","published":"2006-11-28 00:00:00","author_url":"https://blog.hatena.ne.jp/rubyco/"}