| Interface | Description | 
|---|---|
| XPathEvaluator | The evaluation of XPath expressions is provided by 
  XPathEvaluator. | 
| XPathExpression | The  XPathExpressioninterface represents a parsed and resolved 
 XPath expression. | 
| XPathNamespace | The  XPathNamespaceinterface is returned byXPathResultinterfaces to represent the XPath namespace node 
 type that DOM lacks. | 
| XPathNSResolver | The  XPathNSResolverinterface permitprefixstrings in the expression to be properly bound tonamespaceURIstrings. | 
| XPathResult | The  XPathResultinterface represents the result of the 
 evaluation of an XPath 1.0 expression within the context of a particular 
 node. | 
| Exception | Description | 
|---|---|
| XPathException | A new exception has been created for exceptions specific to these XPath 
 interfaces. | 
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