{"author_url":"https://blog.hatena.ne.jp/maeshima/","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmaeshima.hateblo.jp%2Fentry%2F20110120%2F1295517046\" title=\"Array\u305d\u306e4 - maeshima\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>","description":"\u3053\u3046\u3084\u3063\u3066\u8abf\u3079\u3066\u307f\u308b\u3068\u77e5\u3089\u306a\u3044\u3053\u3068\u3084\u3042\u3084\u3075\u3084\u306a\u7406\u89e3\u3060\u3063\u305f\u3068\u3053\u308d\u304c\u305f\u304f\u3055\u3093\u3042\u308b\u306a\u30fc Array#product \u914d\u5217\u306e\u8981\u7d20\u3068\u5f15\u6570\u306e\u8981\u7d20\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u4f5c\u308a\u3001\u914d\u5217\u306e\u914d\u5217\u3092\u4f5c\u3063\u3066\u8fd4\u3059\u3002\u672c\u3088\u308a\u3082\u4e0b\u8a18\u306e\u30da\u30fc\u30b8\u306e\u65b9\u304c\u308f\u304b\u308a\u3084\u3059\u3044\u3002 product (Array) - Ruby\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9 Array#delete \u5f15\u6570\u3068\u7b49\u3057\u3044\u8981\u7d20\u3092\u5168\u3066\u914d\u5217\u304b\u3089\u524a\u9664\u3059\u308b\u3002\u623b\u308a\u5024\u306f\u3001\u7b49\u3057\u3044\u8981\u7d20\u304c\u898b\u3064\u304b\u308c\u3070\u305d\u306e\u8981\u7d20\u3001\u7b49\u3057\u3044\u8981\u7d20\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u6642\u306fnil\u3092\u8fd4\u3059\u3002\u30d6\u30ed\u30c3\u30af\u3092\u6e21\u3059\u3068\u3001\u7b49\u3057\u3044\u8981\u7d20\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u6642\u306bblock\u306e\u623b\u308a\u5024\u3092\u8fd4\u3059\u3002 a = [ \"a\", \"b\", \"b\", \"b\", \"c\" ] a.delete(\"b\") # =>\u2026","blog_title":"maeshima\u306e\u65e5\u8a18","provider_url":"https://hatena.blog","published":"2011-01-20 18:50:46","version":"1.0","title":"Array\u305d\u306e4","width":"100%","author_name":"maeshima","type":"rich","blog_url":"https://maeshima.hateblo.jp/","height":"190","url":"https://maeshima.hateblo.jp/entry/20110120/1295517046","categories":["ruby"],"image_url":"http://ecx.images-amazon.com/images/I/41ZWYC1Y0GL.jpg"}