{"categories":[],"blog_title":"memorandums","title":"\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\uff0b\u6f14\u7b97\u5b50\u5f0f\uff08\u30e1\u30e2\uff09","blog_url":"https://memorandums.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmemorandums.hatenablog.com%2Fentry%2F20100113%2Fp2\" title=\"\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\uff0b\u6f14\u7b97\u5b50\u5f0f\uff08\u30e1\u30e2\uff09 - memorandums\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","image_url":null,"provider_url":"https://hatena.blog","author_name":"ke_takahashi","type":"rich","width":"100%","height":"190","published":"2010-01-13 00:00:01","author_url":"https://blog.hatena.ne.jp/ke_takahashi/","description":"\u6628\u5e74\u672b\u306b\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066\u5c11\u3057\u66f8\u304d\u307e\u3057\u305f\u3002\u3064\u3044\u3067\u306a\u306e\u3067\u3001\u6f14\u7b97\u5b50\u5f0f\u3082\u4f7f\u3048\u308b\u3068\u4fbf\u5229\u3060\u3088\u306a\u3068\u3044\u3046\u3053\u3068\u3067\u8a66\u3057\u305f\u30e1\u30e2\u3002Ruby\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306e\u6f14\u7b97\u5b50\u5f0f\u3068\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u306e\u8aac\u660e\u3092\u53c2\u8003\u306b\u3002 class A @@a = [] def self.[] x @@a[x] end def self.[]= x, v @@a[x] = v end end A[0] = 1 A[1] = 2 puts A[0] puts A[1]","version":"1.0","url":"https://memorandums.hatenablog.com/entry/20100113/p2"}