{"blog_title":"\u305d\u308c\u30de\u30b0\u3067\uff01","image_url":null,"blog_url":"https://takuya-1st.hatenablog.jp/","version":"1.0","width":"100%","title":"\u3068\u3073\u3068\u3073\u306e\u914d\u5217\u3092\u4f5c\u308bruby","author_name":"takuya_1st","author_url":"https://blog.hatena.ne.jp/takuya_1st/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakuya-1st.hatenablog.jp%2Fentry%2F20090818%2F1250570252\" title=\"\u3068\u3073\u3068\u3073\u306e\u914d\u5217\u3092\u4f5c\u308bruby - \u305d\u308c\u30de\u30b0\u3067\uff01\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://takuya-1st.hatenablog.jp/entry/20090818/1250570252","categories":["ruby"],"provider_name":"Hatena Blog","height":"190","published":"2009-08-18 13:37:32","provider_url":"https://hatena.blog","type":"rich","description":"\uff11\uff10\u500b\u305a\u3064\u306e\u6570\u5b57\u3068\u304b\u3001Ruby\u3067\u3069\u3046\u3084\u3063\u3066\u4f5c\u308b\u304b\uff1f\u306a\u308c\u308b\u307e\u3067\u5927\u5909\u3060\u3063\u305f\u3002ruby\u306f\u898f\u5247\u6027\u306e\u3042\u308b\u914d\u5217\u3092\u4f5c\u308b\u3053\u3068\u306f\u3068\u3066\u3082\u7c21\u5358\u3002 Range\u3092\u899a\u3048\u3088\u3046 range\u306f\u899a\u3048\u308b\u3068\u697d\u304c\u3067\u304d\u308b*1 Range\u306e\u57fa\u672c (1..10).map{|i| i } #=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] (120..130).map{|i| i } #=> [120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130] #\u4e0b\u964d\u3059\u308bRange\u306f\u4f5c\u308c\u306a\u3044\u3002 (10..1).map{|i| i } #=> [] #\u4e0b\u964d\u3059\u308bRange\u3092\u4f5c\u308b\u3068\u304d\u306fr\u2026"}