Selecting, Evaluating and Matching XML Data using XPathNavigator 

The XPathNavigator class provides methods to select nodes in an XPathDocument or XmlDocument object using an XPath query, evaluate and examine the results of an XPath expression, and determine if a node in an XPathDocument or XmlDocument object matches a given XPath expression. These and other concepts that relate to selecting, evaluating and matching nodes in an XPathDocument or XmlDocument object are described in the following topics.

In This Section

• Select XML Data using XPathNavigator
  Describes the set of XPathNavigator class methods used to select a set of nodes in an XPathDocument or XmlDocument object using an XPath expression.

• Evaluate XPath Expressions using XPathNavigator
  Describes the Evaluate method of the XPathNavigator class used to evaluate an XPath expression.

• Matching Nodes using XPathNavigator
  Describes the Matches method of the XPathNavigator class used to determine if a node matches an XPath expression.

• Node Types Recognized with XPath Queries
  Describes the types of nodes recognized in an XPath query.

• XPath Queries and Namespaces
  Describes the use of namespaces in an XPath query.

• Compiled XPath Expressions
  Describes the XPathExpression class that represents a compiled XPath query.

See Also

Reference

XmlDocument
XPathDocument
XPathNavigator

Concepts

Process XML Data Using the XPath Data Model
Reading XML Data using XPathDocument and XmlDocument
Accessing XML Data using XPathNavigator
Editing XML Data using XPathNavigator
Schema Validation using XPathNavigator