{"width":"100%","height":"190","categories":["Ruby"],"provider_name":"Hatena Blog","published":"2013-09-10 18:32:08","version":"1.0","blog_url":"https://babiy3104.hateblo.jp/","image_url":null,"author_name":"babiy3104","blog_title":"\u305d\u3046\u3044\u3046\u3053\u3068\u3060\u3063\u305f\u3093\u3067\u3059\u306d","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbabiy3104.hateblo.jp%2Fentry%2F2013%2F09%2F10%2F183208\" title=\"Ruby - \u9806\u5217\u3068\u7d44\u307f\u5408\u308f\u305b\u306e\u307e\u3068\u3081 - \u305d\u3046\u3044\u3046\u3053\u3068\u3060\u3063\u305f\u3093\u3067\u3059\u306d\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/babiy3104/","title":"Ruby - \u9806\u5217\u3068\u7d44\u307f\u5408\u308f\u305b\u306e\u307e\u3068\u3081","description":"\u30c7\u30fc\u30bf\u5206\u6790\u3084\u30b2\u30fc\u30e0\u306a\u3069\u3067\u30d1\u30bf\u30fc\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b\u3084\u9806\u5217\u304c\u6b32\u3057\u3044\u5834\u5408\u304c\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002 Ruby \u3067\u306f Array \u30af\u30e9\u30b9\u306b\u3053\u308c\u3089\u3092\u751f\u6210\u3059\u308b\u4fbf\u5229\u306a\u30e1\u30bd\u30c3\u30c9\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u7d44\u307f\u5408\u308f\u305b(combination) N\u500b\u306e\u8981\u7d20\u304b\u3089M\u500b\u3092\u53d6\u308a\u51fa\u3057\u3001\u9806\u756a\u3092\u8003\u616e\u3057\u306a\u3044\u3067\u5217\u6319\u3057\u307e\u3059\u3002comination \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002\u5f15\u6570\u306b\u53d6\u308a\u51fa\u3059\u6570(M)\u3092\u4e0e\u3048\u307e\u3059\u3002 instance method Array#combination \u4f8b\uff1a \u5de8\u4eba\u3001\u4e2d\u65e5\u3001\u962a\u795e\u3001\u6a2a\u6d5c\u3001\u6771\u4eac\u30e4\u30af\u30eb\u30c8\u3001\u5e83\u5cf6\u306e\uff16\u30c1\u30fc\u30e0\u304b\u3089\u8a66\u5408\u3092\u884c\u3046\u3068\u304d\u306e\u7d44\u307f\u5408\u308f\u305b $ irb > %w(\u5de8\u4eba \u4e2d\u65e5 \u962a\u795e \u6a2a\u6d5c \u6771\u4eac\u30e4\u30af\u30eb\u30c8 \u5e83\u5cf6).combination(2)\u2026","url":"https://babiy3104.hateblo.jp/entry/2013/09/10/183208","type":"rich"}