{"categories":["ruby"],"published":"2010-06-03 23:53:09","author_url":"https://blog.hatena.ne.jp/aereal/","title":" Enumerable#sort_by.reverse","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","type":"rich","url":"https://this.aereal.org/entry/20100603/1275576789","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fthis.aereal.org%2Fentry%2F20100603%2F1275576789\" title=\" Enumerable#sort_by.reverse - Sexually Knowing\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"version":"1.0","width":"100%","blog_url":"https://this.aereal.org/","description":"hash = {:a => 30, :b => 50, :c => 40, :d => 20} hash.sort_by {|k, v| v }.reverse \u30ad\u30fc\u3092\u5358\u8a9e\u3001\u5024\u3092\u5358\u8a9e\u306e\u51fa\u73fe\u56de\u6570\u3068\u3059\u308b\u30cf\u30c3\u30b7\u30e5\u3092\u3064\u304f\u3063\u3066\u3044\u3058\u304f\u308a\u307e\u308f\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u305d\u3057\u3066\u51fa\u73fe\u56de\u6570\u3067\u30bd\u30fc\u30c8\u3057\u3066 Array#reverse \u3067\u6607\u9806\u306b\u3001\u3068\u3044\u3046\u3053\u3068\u3092\u3084\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u3075\u3068\u3001\u305d\u3046\u3044\u3046\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3044\u3066\u3001 Enumerable#sort_by \u306e\u6bb5\u968e\u3067\u5927\u5c0f\u6bd4\u8f03\u3092\u53cd\u8ee2\u3067\u304d\u308c\u3070\u3044\u3044\u3093\u3058\u3083\u306a\u3044\u304b\u3001\u3068\u3044\u3046\u3053\u3068\u306b\u601d\u3044\u81f3\u308a\u3001\u6570\u5024 (Numeric) \u306e\u6bd4\u8f03\u306a\u3089 Numeric#-@ \u3092\u4f7f\u3048\u3070\u3088\u3044\u6c17\u304c\u3059\u308b\u3002 hash.sort_by {\u2026","author_name":"aereal","blog_title":"Sexually Knowing"}