{"id":183786,"date":"2024-11-10T07:43:18","date_gmt":"2024-11-09T23:43:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183786\/"},"modified":"2024-11-10T07:43:19","modified_gmt":"2024-11-09T23:43:19","slug":"%e4%bd%bf%e7%94%a8linq-to-xml%e4%be%86%e6%9f%a5%e8%a9%a2xml","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183786\/","title":{"rendered":"\u4f7f\u7528LINQ to XML\u4f86\u67e5\u8a62XML"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8linq-to-xml%e4%be%86%e6%9f%a5%e8%a9%a2xml-OYRprpdXqF\">\u4f7f\u7528LINQ to XML\u4f86\u67e5\u8a62XML<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cXML\uff08\u53ef\u64f4\u5c55\u6a19\u8a18\u8a9e\u8a00\uff09\u88ab\u5ee3\u6cdb\u7528\u65bc\u6578\u64da\u5b58\u5132\u548c\u50b3\u8f38\u3002\u96a8\u8457.NET\u6846\u67b6\u7684\u767c\u5c55\uff0cLINQ\uff08\u8a9e\u8a00\u96c6\u6210\u67e5\u8a62\uff09\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7c21\u55ae\u800c\u5f37\u5927\u7684\u65b9\u5f0f\u4f86\u67e5\u8a62\u548c\u64cd\u4f5cXML\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528LINQ to XML\u4f86\u67e5\u8a62XML\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%aflinq-to-xml%ef%bc%9f-OYRprpdXqF\">\u4ec0\u9ebc\u662fLINQ to XML\uff1f<\/h2>\n<p>LINQ to XML\u662f.NET\u6846\u67b6\u4e2d\u7684\u4e00\u500b\u529f\u80fd\uff0c\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528LINQ\u8a9e\u6cd5\u4f86\u67e5\u8a62\u548c\u64cd\u4f5cXML\u6587\u6a94\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u7c21\u5316\u4e86XML\u7684\u8655\u7406\u904e\u7a0b\uff0c\u9084\u63d0\u9ad8\u4e86\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002LINQ to XML\u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u985e\u578b\u7684API\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u8b80\u53d6\u3001\u4fee\u6539\u548c\u5275\u5efaXML\u6587\u6a94\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-OYRprpdXqF\">\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728\u4f7f\u7528LINQ to XML\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\uff1a<\/p>\n<ul>\n<li><strong>XDocument\uff1a<\/strong>\u8868\u793a\u6574\u500bXML\u6587\u6a94\u7684\u6839\u5143\u7d20\u3002<\/li>\n<li><strong>XElement\uff1a<\/strong>\u8868\u793aXML\u6587\u6a94\u4e2d\u7684\u4e00\u500b\u5143\u7d20\u3002<\/li>\n<li><strong>XAttribute\uff1a<\/strong>\u8868\u793aXML\u5143\u7d20\u7684\u5c6c\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9f%a5%e8%a9%a2xml%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-OYRprpdXqF\">\u67e5\u8a62XML\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u4f7f\u7528LINQ to XML\u67e5\u8a62XML\u6578\u64da\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u52a0\u8f09XML\u6587\u6a94\u3002<\/li>\n<li>\u4f7f\u7528LINQ\u67e5\u8a62\u8a9e\u6cd5\u6216\u65b9\u6cd5\u8a9e\u6cd5\u4f86\u67e5\u8a62\u6578\u64da\u3002<\/li>\n<li>\u8655\u7406\u67e5\u8a62\u7d50\u679c\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%af%84%e4%be%8b%ef%bc%9a%e6%9f%a5%e8%a9%a2xml%e6%96%87%e6%aa%94-OYRprpdXqF\">\u7bc4\u4f8b\uff1a\u67e5\u8a62XML\u6587\u6a94<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528LINQ to XML\u4f86\u67e5\u8a62\u4e00\u500bXML\u6587\u6a94\uff1a<\/p>\n<pre><code class=\"language-csharp\">\nusing System;\nusing System.Linq;\nusing System.Xml.Linq;\n\nclass Program\n{\n    static void Main()\n    {\n        \/\/ \u52a0\u8f09XML\u6587\u6a94\n        XDocument xdoc = XDocument.Load(\"data.xml\");\n\n        \/\/ \u4f7f\u7528LINQ\u67e5\u8a62\n        var query = from item in xdoc.Descendants(\"Item\")\n                    where (int)item.Element(\"Price\") &gt; 100\n                    select new\n                    {\n                        Name = item.Element(\"Name\").Value,\n                        Price = item.Element(\"Price\").Value\n                    };\n\n        \/\/ \u8f38\u51fa\u67e5\u8a62\u7d50\u679c\n        foreach (var result in query)\n        {\n            Console.WriteLine($\"Name: {result.Name}, Price: {result.Price}\");\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u52a0\u8f09\u4e86\u4e00\u500b\u540d\u70ba\u201cdata.xml\u201d\u7684XML\u6587\u6a94\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528LINQ\u67e5\u8a62\u8a9e\u6cd5\u4f86\u67e5\u8a62\u6240\u6709\u50f9\u683c\u5927\u65bc100\u7684\u9805\u76ee\uff0c\u4e26\u8f38\u51fa\u5b83\u5011\u7684\u540d\u7a31\u548c\u50f9\u683c\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8linq-to-xml%e7%9a%84%e5%84%aa%e5%8b%a2-OYRprpdXqF\">\u4f7f\u7528LINQ to XML\u7684\u512a\u52e2<\/h2>\n<p>\u4f7f\u7528LINQ to XML\u6709\u591a\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u7c21\u5316\u4ee3\u78bc\uff1a<\/strong>LINQ\u8a9e\u6cd5\u4f7f\u5f97\u67e5\u8a62XML\u6578\u64da\u8b8a\u5f97\u66f4\u52a0\u76f4\u89c0\uff0c\u6e1b\u5c11\u4e86\u4ee3\u78bc\u7684\u8907\u96dc\u6027\u3002<\/li>\n<li><strong>\u5f37\u985e\u578b\u652f\u6301\uff1a<\/strong>LINQ to XML\u63d0\u4f9b\u4e86\u5f37\u985e\u578b\u7684API\uff0c\u80fd\u5920\u5728\u7de8\u8b6f\u6642\u6aa2\u67e5\u932f\u8aa4\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u53ef\u4ee5\u8f15\u9b06\u5730\u9032\u884c\u8907\u96dc\u7684\u67e5\u8a62\u548c\u6578\u64da\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-OYRprpdXqF\">\u7d50\u8ad6<\/h2>\n<p>LINQ to XML\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u9ad8\u6548\u5730\u67e5\u8a62\u548c\u64cd\u4f5cXML\u6578\u64da\u3002\u901a\u904e\u7c21\u55ae\u7684\u8a9e\u6cd5\u548c\u5f37\u985e\u578b\u652f\u6301\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u8655\u7406XML\u6587\u6a94\uff0c\u5f9e\u800c\u63d0\u9ad8\u958b\u767c\u6548\u7387\u3002\u7121\u8ad6\u662f\u5728\u684c\u9762\u61c9\u7528\u9084\u662fWeb\u61c9\u7528\u4e2d\uff0cLINQ to XML\u90fd\u80fd\u5920\u63d0\u4f9b\u826f\u597d\u7684\u652f\u6301\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528LINQ to XML\u67e5\u8a62\u548c\u64cd\u4f5cXML\u6578\u64da\uff0c\u7c21\u5316\u6578\u64da\u8655\u7406\uff0c\u63d0\u9ad8\u958b\u767c\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-183786","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183786","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=183786"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183786\/revisions"}],"predecessor-version":[{"id":183787,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183786\/revisions\/183787"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=183786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=183786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=183786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}