The System.Xml.XPath namespace contains the classes that define a cursor model for navigating and editing XML information items as instances of the XQuery 1.0 and XPath 2.0 Data Model.

	Class	Description
	XPathDocument	Provides a fast, read-only, in-memory representation of an XML document using the XPath data model.
	XPathException	Provides the exception thrown when an error occurs while processing an XPath expression.
	XPathExpression	Provides a typed class that represents a compiled XPath expression.
	XPathItem	Represents an item in the XQuery 1.0 and XPath 2.0 Data Model.
	XPathNavigator	Provides a cursor model for navigating and editing XML data.
	XPathNodeIterator	Provides an iterator over a selected set of nodes.

Interfaces

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	Interface	Description
	IXPathNavigable	Provides an accessor to the XPathNavigator class.

Enumerations

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	Enumeration	Description
	XmlCaseOrder	Specifies the sort order for uppercase and lowercase letters.
	XmlDataType	Specifies the data type used to determine sort order.
	XmlSortOrder	Specifies the sort order.
	XPathNamespaceScope	Defines the namespace scope.
	XPathNodeType	Defines the XPath node types that can be returned from the XPathNavigator class.
	XPathResultType	Specifies the return type of the XPath expression.