{"id":24799,"date":"2024-03-17T02:33:51","date_gmt":"2024-03-16T17:33:51","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/2%e3%81%a4%e3%81%aedatatable%e3%81%ae%e5%88%97%e3%82%92%e3%83%9e%e3%83%bc%e3%82%b8%e3%81%99%e3%82%8b\/"},"modified":"2024-03-22T09:59:59","modified_gmt":"2024-03-22T00:59:59","slug":"2%e3%81%a4%e3%81%aedatatable%e3%81%ae%e5%88%97%e3%82%92%e3%83%9e%e3%83%bc%e3%82%b8%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/2%e3%81%a4%e3%81%aedatatable%e3%81%ae%e5%88%97%e3%82%92%e3%83%9e%e3%83%bc%e3%82%b8%e3%81%99%e3%82%8b\/","title":{"rendered":"2\u3064\u306eDataTable\u306e\u5217\u3092\u30de\u30fc\u30b8\u3059\u308b"},"content":{"rendered":"<p>C#\u3067\u306f\u3001Merge()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u30662\u3064\u306eDataTable\u306e\u5217\u3092\u7d50\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u4f8b\u3067\u3059\uff1a<\/p>\n<pre class=\"post-pre\"><code>DataTable dt1 = <span class=\"hljs-keyword\">new<\/span> DataTable();\r\nDataTable dt2 = <span class=\"hljs-keyword\">new<\/span> DataTable();\r\n\r\n<span class=\"hljs-comment\">\/\/ \u6dfb\u52a0\u5217\u5230dt1<\/span>\r\ndt1.Columns.Add(<span class=\"hljs-string\">\"ID\"<\/span>, <span class=\"hljs-keyword\">typeof<\/span>(<span class=\"hljs-built_in\">int<\/span>));\r\ndt1.Columns.Add(<span class=\"hljs-string\">\"Name\"<\/span>, <span class=\"hljs-keyword\">typeof<\/span>(<span class=\"hljs-built_in\">string<\/span>));\r\n\r\n<span class=\"hljs-comment\">\/\/ \u6dfb\u52a0\u5217\u5230dt2<\/span>\r\ndt2.Columns.Add(<span class=\"hljs-string\">\"ID\"<\/span>, <span class=\"hljs-keyword\">typeof<\/span>(<span class=\"hljs-built_in\">int<\/span>));\r\ndt2.Columns.Add(<span class=\"hljs-string\">\"Age\"<\/span>, <span class=\"hljs-keyword\">typeof<\/span>(<span class=\"hljs-built_in\">int<\/span>));\r\n\r\n<span class=\"hljs-comment\">\/\/ \u6dfb\u52a0\u884c\u5230dt1<\/span>\r\ndt1.Rows.Add(<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-string\">\"John\"<\/span>);\r\ndt1.Rows.Add(<span class=\"hljs-number\">2<\/span>, <span class=\"hljs-string\">\"Mary\"<\/span>);\r\n\r\n<span class=\"hljs-comment\">\/\/ \u6dfb\u52a0\u884c\u5230dt2<\/span>\r\ndt2.Rows.Add(<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">25<\/span>);\r\ndt2.Rows.Add(<span class=\"hljs-number\">2<\/span>, <span class=\"hljs-number\">30<\/span>);\r\n\r\n<span class=\"hljs-comment\">\/\/ \u5408\u5e76\u4e24\u4e2aDataTable\u7684\u5217<\/span>\r\ndt1.Merge(dt2);\r\n\r\n<span class=\"hljs-comment\">\/\/ \u6253\u5370\u5408\u5e76\u540e\u7684DataTable<\/span>\r\n<span class=\"hljs-keyword\">foreach<\/span> (DataRow row <span class=\"hljs-keyword\">in<\/span> dt1.Rows)\r\n{\r\n    <span class=\"hljs-keyword\">foreach<\/span> (DataColumn col <span class=\"hljs-keyword\">in<\/span> dt1.Columns)\r\n    {\r\n        Console.Write(row[col] + <span class=\"hljs-string\">\"\\t\"<\/span>);\r\n    }\r\n    Console.WriteLine();\r\n}\r\n<\/code><\/pre>\n<p>\u7d50\u679c\u306f\u51fa\u529b\u3055\u308c\u307e\u3057\u305f\uff1a<\/p>\n<pre class=\"post-pre\"><code>1   John    25\r\n2   Mary    30\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b2\u3064\u306eDataTable dt1\u3068dt2\u3092\u4f5c\u6210\u3057\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u5217\u3068\u884c\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002\u6b21\u306b\u3001dt1\u306eMerge()\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u3053\u3068\u3067\u3001dt2\u306e\u5217\u3092dt1\u306b\u30de\u30fc\u30b8\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306b\u3001dt1\u306e\u884c\u3068\u5217\u3092\u30eb\u30fc\u30d7\u51e6\u7406\u3057\u3066\u3001\u30de\u30fc\u30b8\u5f8c\u306eDataTable\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C#\u3067\u306f\u3001Merge()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u30662\u3064\u306eDataTable\u306e\u5217\u3092\u7d50\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u4f8b\u3067\u3059\uff1a DataTable dt1 = new DataTable(); DataTable dt2 = ne [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-24799","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>2\u3064\u306eDataTable\u306e\u5217\u3092\u30de\u30fc\u30b8\u3059\u308b - 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\/2\u3064\u306edatatable\u306e\u5217\u3092\u30de\u30fc\u30b8\u3059\u308b\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2\u3064\u306eDataTable\u306e\u5217\u3092\u30de\u30fc\u30b8\u3059\u308b\" \/>\n<meta property=\"og:description\" content=\"C#\u3067\u306f\u3001Merge()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u30662\u3064\u306eDataTable\u306e\u5217\u3092\u7d50\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u4f8b\u3067\u3059\uff1a DataTable dt1 = new DataTable(); 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