{"categories":["Ruby"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frhysd.hatenablog.com%2Fentry%2F20120505%2F1336159594\" title=\"Proc#=== \u306e\u4f7f\u3044\u9053 - \u306f\u3084\u304f\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u308a\u305f\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","blog_url":"https://rhysd.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/rhysd/","width":"100%","description":"Proc \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u547c\u3073\u51fa\u3057\u65b9\u6cd5\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059 proc = Proc.new{|i,j| i*j} proc.call(2,3) #=> 6 proc.(2,3) #=> 6 proc[2,3] #=> 6 proc === [2,3] #=> 6 \u304c\uff0c\u4e00\u756a\u6700\u5f8c\u306e\u306f\u3069\u3053\u3067\u4f7f\u3046\u3093\u3060\u308d\u3046\u3068\u601d\u3063\u3066\u3044\u305f\u3093\u3067\u3059\u304c\uff0ccase when \u3067\u306f === \u3092\u7528\u3044\u3066\u6bd4\u8f03\u3055\u308c\u308b\u306e\u3067\uff0c\u305d\u3053\u3067\u4f7f\u3048\u308b\u3068\u6c17\u3065\u304d\u307e\u3057\u305f\uff0e class Range def fizz_buzz(fizz,buzz) fizzbuzz = lambda{|i| fizz.(i) && buzz.(i) } self.each do |it\u2026","provider_url":"https://hatena.blog","image_url":null,"version":"1.0","author_name":"rhysd","provider_name":"Hatena Blog","height":"190","title":"Proc#=== \u306e\u4f7f\u3044\u9053","url":"https://rhysd.hatenablog.com/entry/20120505/1336159594","published":"2012-05-05 04:26:34","blog_title":"\u306f\u3084\u304f\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u308a\u305f\u3044"}