{"id":11271,"date":"2024-03-15T06:43:20","date_gmt":"2024-03-14T21:43:20","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%ae%e6%ad%a3%e8%a6%8f%e8%a1%a8%e7%8f%be%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6%e3%83%80%e3%83%96%e3%83%ab%e3%82%af%e3%82%a9%e3%83%bc%e3%83%86%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3\/"},"modified":"2025-08-05T07:01:34","modified_gmt":"2025-08-04T22:01:34","slug":"java%e3%81%ae%e6%ad%a3%e8%a6%8f%e8%a1%a8%e7%8f%be%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6%e3%83%80%e3%83%96%e3%83%ab%e3%82%af%e3%82%a9%e3%83%bc%e3%83%86%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%ae%e6%ad%a3%e8%a6%8f%e8%a1%a8%e7%8f%be%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6%e3%83%80%e3%83%96%e3%83%ab%e3%82%af%e3%82%a9%e3%83%bc%e3%83%86%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3\/","title":{"rendered":"Java\u306e\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3057\u3066\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u53d6\u308a\u9664\u304f\u3002"},"content":{"rendered":"<p>Java\u3067\u3001\u4e8c\u91cd\u5f15\u7528\u7b26\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.regex.Matcher;\r\n<span class=\"hljs-keyword\">import<\/span> java.util.regex.Pattern;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">RemoveQuotes<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        <span class=\"hljs-type\">String<\/span> <span class=\"hljs-variable\">input<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"\\\"Hello, World!\\\"\"<\/span>;\r\n        <span class=\"hljs-type\">String<\/span> <span class=\"hljs-variable\">output<\/span> <span class=\"hljs-operator\">=<\/span> removeQuotes(input);\r\n        System.out.println(output);\r\n    }\r\n    \r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> String <span class=\"hljs-title function_\">removeQuotes<\/span><span class=\"hljs-params\">(String input)<\/span> {\r\n        <span class=\"hljs-type\">Pattern<\/span> <span class=\"hljs-variable\">pattern<\/span> <span class=\"hljs-operator\">=<\/span> Pattern.compile(<span class=\"hljs-string\">\"\\\"(.*?)\\\"\"<\/span>);\r\n        <span class=\"hljs-type\">Matcher<\/span> <span class=\"hljs-variable\">matcher<\/span> <span class=\"hljs-operator\">=<\/span> pattern.matcher(input);\r\n        <span class=\"hljs-type\">StringBuffer<\/span> <span class=\"hljs-variable\">sb<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">StringBuffer<\/span>();\r\n        <span class=\"hljs-keyword\">while<\/span> (matcher.find()) {\r\n            matcher.appendReplacement(sb, matcher.group(<span class=\"hljs-number\">1<\/span>));\r\n        }\r\n        matcher.appendTail(sb);\r\n        <span class=\"hljs-keyword\">return<\/span> sb.toString();\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u6b63\u898f\u8868\u73fe\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u3068\u7f6e\u63db\u3092\u884c\u3046\u305f\u3081\u306bPattern\u30af\u30e9\u30b9\u3068Matcher\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u6b63\u898f\u8868\u73fe&#8221;(.*?)&#8221;\u306f\u3001\u4e8c\u91cd\u5f15\u7528\u7b26\u5185\u306e\u3059\u3079\u3066\u306e\u5185\u5bb9\u306b\u30de\u30c3\u30c1\u3057\u307e\u3059\u3002matcher.appendReplacement(sb, matcher.group(1))\u306f\u3001\u30de\u30c3\u30c1\u3057\u305f\u5185\u5bb9\u3092\u4e8c\u91cd\u5f15\u7528\u7b26\u5185\u306e\u5185\u5bb9\u306b\u7f6e\u63db\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001matcher.appendTail(sb)\u3092\u4f7f\u7528\u3057\u3066\u6b8b\u308a\u306e\u90e8\u5206\u3092StringBuffer\u306b\u8ffd\u52a0\u3057\u3001\u7d50\u679c\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0a\u306e\u30b3\u30fc\u30c9\u306e\u51fa\u529b\u7d50\u679c\u306f\uff1a<\/p>\n<pre class=\"post-pre\"><code>Hello, World!\r\n<\/code><\/pre>\n<p>\u6ce8\u610f\uff1a\u3053\u306e\u30b3\u30fc\u30c9\u306f\u6587\u5b57\u5217\u5168\u4f53\u304b\u3089\u4e8c\u91cd\u5f15\u7528\u7b26\u3092\u524a\u9664\u3057\u307e\u3059\u3002\u3082\u3057\u5f15\u7528\u7b26\u306e\u4e2d\u306e\u5f15\u7528\u7b26\u3092\u524a\u9664\u3057\u305f\u3044\u5834\u5408\u306f\u3001String.replace\uff08\uff09\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u3067\u3001\u4e8c\u91cd\u5f15\u7528\u7b26\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002 import java.util.regex.Matcher; import java.util.regex.Patte [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-11271","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u306e\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3057\u3066\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u53d6\u308a\u9664\u304f\u3002 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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