Working with xml data
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The document discusses the Document Object Model (DOM) and XML classes for working with XML documents in .NET. It introduces LINQ to XML as an alternative to DOM that allows querying and modifying XML documents using LINQ. LINQ to XML enables functional construction of XML trees through querying and using results to construct XElement and XAttribute objects.
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- 2. Document Object Model (DOM) provide standards that define the structure and a standard programming interface that can be used in a wide variety of environments and applications for XML documents. Classes that support the DOM are typically capable of random access navigation and modification of the XML document. The XML classes are accessible by setting a reference to the System.Xml.dll file. The System.Data.dll file also extends the System.Xml namespace.
- 3. XmlDocument XmlDataDocument XPathDocument XmlConvert XPathNavigator XmlNodeReader XmlTextReader XmlTextWriter XmlReader XslTransform
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- 6. The most important advantage of LINQ to XML is its integration with Language-Integrated Query (LINQ). This integration enables you to write queries on the in-memory XML document to retrieve collections of elements and attributes. The query capability of LINQ to XML is comparable in functionality (although not in syntax) to XPath and XQuery. The integration of LINQ in Visual C# 2008 provides stronger typing, compile-time checking, and improved debugger support. Another advantage of LINQ to XML is the ability to use query results as parameters to XElement and XAttribute object constructors enables a powerful approach to creating XML trees. This approach, called functional construction, enables developers to easily transform XML trees from one shape to another.
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