XQuery.EvaluateToItem Method ()XQuery.EvaluateToItem Method ()XQuery::EvaluateToItem Method ()

Returns an XPathItemXPathItemXPathItem representing the result of evaluating the XQuery program, or null a null reference (Nothing in Visual Basic) nullptr if the query returns the empty sequence.

Syntax

Public Function EvaluateToItem() As System.Xml.XPath.XPathItem
public System.Xml.XPath.XPathItem EvaluateToItem()
public:
System.Xml.XPath::XPathItem^ EvaluateToItem()
 

Return Value

Type: System.Xml.XPath.XPathItemSystem.Xml.XPath.XPathItemSystem.Xml.XPath::XPathItem^

An XPathItemXPathItemXPathItem, or null a null reference (Nothing in Visual Basic) nullptr if the query returns the empty sequence.

Exceptions

ExceptionCondition
XdmExceptionXdmExceptionXdmException An error occurred evaluating the query. An XPST0004 error is raised if the query did not return exactly one item.
LicenceExceptionLicenceExceptionLicenceExceptionThis version of XmlPrime has expired.

Remarks

The item in returned will either be an XPathNavigatorXPathNavigatorXPathNavigator instance (if the expression returns a node) or XPathAtomicValueXPathAtomicValueXPathAtomicValue instances (if the expression returns an atomic value). values).