{"title":"Scala\u3067\u6b63\u898f\u8868\u73fe","description":"\u4eca\u307e\u3067\u3042\u307e\u308a\u89e6\u308c\u3066\u3053\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30e1\u30e2\u3092\u517c\u306d\u3066\u8a66\u3057\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002 \u666e\u901a\u306b\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057 val targetString = \"Hello 1234 World 5678\" val numberPattern = \"\"\"\\d+\"\"\".r val alphaPattern = \"\"\"[a-zA-Z]+\"\"\".r // Regex#findFirstIn => Option[String] numberPattern.findFirstIn(targetString) // => Some(1234) alphaPattern.findFirstIn(targetString) // =\u2026","type":"rich","url":"https://kazuhira-r.hatenablog.com/entry/20120429/1335691754","author_name":"Kazuhira","categories":["Scala"],"published":"2012-04-29 18:29:14","width":"100%","provider_name":"Hatena Blog","image_url":null,"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkazuhira-r.hatenablog.com%2Fentry%2F20120429%2F1335691754\" title=\"Scala\u3067\u6b63\u898f\u8868\u73fe - CLOVER\ud83c\udf40\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://kazuhira-r.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/Kazuhira/","blog_title":"CLOVER\ud83c\udf40","version":"1.0","provider_url":"https://hatena.blog"}