{"id":11265,"date":"2024-03-15T06:42:02","date_gmt":"2024-03-14T21:42:02","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/11265-2\/"},"modified":"2024-03-21T02:18:47","modified_gmt":"2024-03-20T17:18:47","slug":"11265-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/11265-2\/","title":{"rendered":""},"content":{"rendered":"<p>\u7279\u6b8a\u6587\u5b57\u3092\u9664\u53bb\u3059\u308b\u305f\u3081\u306b\u3001replaceAll()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-type\">String<\/span> <span class=\"hljs-variable\">input<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"ab$cd&amp;ef^gh\"<\/span>;\r\n<span class=\"hljs-type\">String<\/span> <span class=\"hljs-variable\">output<\/span> <span class=\"hljs-operator\">=<\/span> input.replaceAll(<span class=\"hljs-string\">\"[^a-zA-Z0-9]\"<\/span>, <span class=\"hljs-string\">\"\"<\/span>);\r\n\r\nSystem.out.println(output);\r\n<\/code><\/pre>\n<p>\u7d50\u679c\u306f\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>abcdefgh\r\n<\/code><\/pre>\n<p>\u3053\u3053\u3067\u306e\u6b63\u898f\u8868\u73fe &#8220;[^a-zA-Z0-9]&#8221; \u306f\u3001\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3084\u6570\u5b57\u4ee5\u5916\u306e\u4efb\u610f\u306e\u6587\u5b57\u3092\u8868\u3057\u3001\u3053\u308c\u3089\u306e\u7279\u6b8a\u6587\u5b57\u3092\u7a7a\u306e\u6587\u5b57\u5217\u3067\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3067\u7279\u6b8a\u6587\u5b57\u3092\u53d6\u308a\u9664\u304f\u52b9\u679c\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7279\u6b8a\u6587\u5b57\u3092\u9664\u53bb\u3059\u308b\u305f\u3081\u306b\u3001replaceAll()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\u3002 String input = &#8220;ab$cd&amp;ef^gh&#8221;; String output = i [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11265","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"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>- Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/11265-2\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u7279\u6b8a\u6587\u5b57\u3092\u9664\u53bb\u3059\u308b\u305f\u3081\u306b\u3001replaceAll()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\u3002 String input = &quot;ab$cd&amp;ef^gh&quot;; 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