XQuery.CompileExternalVariable MethodXQuery.CompileExternalVariable MethodXQuery::CompileExternalVariable Method

Compiles the specified XQuery expression and returns an XQueryXQueryXQuery instance that represents the XQuery expression using default static context settings. The specified static context settings are used.

Syntax

Public Shared Function CompileExternalVariable( _
    query As String, _
    settings As XQuerySettings _
) As XPathItemCollection
public static XPathItemCollection CompileExternalVariable(
    string query,
    XQuerySettings settings
)
public:
static XPathItemCollection^ CompileExternalVariable(
    String^ query, 
    XQuerySettings^ settings
)
 

Parameters

query

Type: System.StringSystem.StringSystem::String^

An XQuery expression.

settings

Type: XmlPrime.XQuerySettingsXmlPrime.XQuerySettingsXmlPrime::XQuerySettings^

The initial static context settings.

Exceptions

ExceptionCondition
ArgumentNullExceptionArgumentNullExceptionArgumentNullException query or settings is null a null reference (Nothing in Visual Basic) nullptr.
XdmExceptionXdmExceptionXdmExceptionAn error occurred compiling the query.

Remarks

The CompileExternalVariableCompileExternalVariableCompileExternalVariable method is used to compile a single XQuery expression, which can then be used to set the value of an external declared variable in another query.

The NameTableNameTableNameTable property of the settings parameter should refer to the same XmlNameTableXmlNameTableXmlNameTable as is used in the XQueryXQueryXQuery for which this expression is a parameter.