{"categories":["Scala","30\u5206\u30d7\u30ed\u30b0\u30e9\u30e0"],"published":"2009-12-25 00:00:00","url":"https://mzp.hatenadiary.org/entry/20091225/number","provider_name":"Hatena Blog","blog_title":"\u307f\u305a\u3074\u30fc\u65e5\u8a18","image_url":null,"blog_url":"https://mzp.hatenadiary.org/","title":"0x10\u3068010\u3092\u30d1\u30fc\u30b9\u3057\u3066\u307f\u3088\u3046","description":"30\u5206\u30d7\u30ed\u30b0\u30e9\u30e0\u3001\u305d\u306e714\u30020x10\u3068010\u306e\u30d1\u30fc\u30b9\u3092\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002 Scala\u306f\u6c17\u8efd\u306b\u30d1\u30fc\u30b5\u30fb\u30b3\u30f3\u30d3\u30cd\u30fc\u30bf\u304c\u4f7f\u3048\u308b\u304b\u3089\u3044\u3044\u3088\u306d\u3002\u3053\u308c\u3092\u6b63\u898f\u8868\u73fe\u3067\u3084\u3063\u3066\u305f\u3089\u3001\u6b7b\u3093\u3067\u305f\u6c17\u304c\u3059\u308b\u3002 \u4f7f\u3044\u65b9 scala> Number.parse(\"0x10\") res0: Int = 16 scala> Number.parse(\"010\") res1: Int = 8 scala> Number.parse(\"10\") res2: Int = 10 \u30bd\u30fc\u30b9\u30b3\u30fc\u30c9 import scala.util.parsing.combinator._ object Number extends RegexParsers\u2026","author_url":"https://blog.hatena.ne.jp/mzp/","provider_url":"https://hatena.blog","author_name":"mzp","type":"rich","width":"100%","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmzp.hatenadiary.org%2Fentry%2F20091225%2Fnumber\" title=\"0x10\u3068010\u3092\u30d1\u30fc\u30b9\u3057\u3066\u307f\u3088\u3046 - \u307f\u305a\u3074\u30fc\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>","height":"190"}