{"url":"https://blog.tmtms.net/entry/20090817/1250525461","image_url":null,"blog_title":"tmtms \u306e\u30e1\u30e2","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/tmtms/","categories":["Ruby"],"type":"rich","provider_url":"https://hatena.blog","width":"100%","version":"1.0","blog_url":"https://blog.tmtms.net/","description":"\u3061\u3087\u3063\u3068\u5fc5\u8981\u304c\u3042\u3063\u3066\u3001\u7d14\u7c8b\u306b\u8a08\u7b97\u3060\u3051\u3067\u30b7\u30d5\u30c8JIS \u3068 JIS \u306e\u533a\u70b9\u30b3\u30fc\u30c9\u3092\u5909\u63db\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002 # sjis :: [Integer] code (ex. 0x8140) def sjis2jis(sjis) c1 = sjis / 256 c2 = sjis % 256 seq = (c1<=159 ? c1-129 : c1-193)*188+(c2<=126 ? c2-64 : c2-65) ku = seq / 94 + 1 ten = seq % 94 + 1 return ku, ten end # ku :: [Integer] KU code # ten :\u2026","author_name":"tmtms","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.tmtms.net%2Fentry%2F20090817%2F1250525461\" title=\" \u30b7\u30d5\u30c8JIS - JIS\u5909\u63db - tmtms \u306e\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":" \u30b7\u30d5\u30c8JIS - JIS\u5909\u63db","published":"2009-08-17 01:11:01","height":"190"}