{"description":"\u30d1\u30f3\u304f\u305a Ruby Cookbook \u914d\u5217\u306e\u91cd\u8907\u8981\u7d20\u524a\u9664 \u6982\u8981 \u914d\u5217\u306e\u91cd\u8907\u8981\u7d20\u524a\u9664 \u30b5\u30f3\u30d7\u30eb array = [:one,:two,:three,:two] print array puts print array.uniq #=>\u4e0d\u5909\u30e1\u30bd\u30c3\u30c9\u3067\u91cd\u8907\u8981\u7d20\u524a\u9664 puts print array puts print array.uniq! #=>\u7834\u58ca\u7684\u30e1\u30bd\u30c3\u30c9\u3067\u91cd\u8907\u8981\u7d20\u524a\u9664 puts print array puts \u51fa\u529b [:one, :two, :three, :two] [:one, :two, :three] [:one, :two, :three, :two] [:one, :two,\u2026","height":"190","author_name":"tbpg","width":"100%","version":"1.0","title":"\u66f8\u7c4d Ruby Cookbook | \u914d\u5217\u306e\u91cd\u8907\u8981\u7d20\u524a\u9664","type":"rich","image_url":null,"author_url":"https://blog.hatena.ne.jp/tbpg/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftbpgr.hatenablog.com%2Fentry%2F20120625%2F1340645714\" title=\"\u66f8\u7c4d Ruby Cookbook | \u914d\u5217\u306e\u91cd\u8907\u8981\u7d20\u524a\u9664 - Tbpgr Blog\" 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","blog_title":"Tbpgr Blog","published":"2012-06-25 02:35:14","url":"https://tbpgr.hatenablog.com/entry/20120625/1340645714","blog_url":"https://tbpgr.hatenablog.com/","provider_url":"https://hatena.blog","categories":["Ruby Cookbook"]}