public class Nilled_1 extends SystemFunction implements Callable
Constructor and Description |
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Nilled_1() |
Modifier and Type | Method and Description |
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Sequence |
call(XPathContext context,
Sequence[] arguments)
Evaluate the expression
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static boolean |
isNilled(NodeInfo node)
Determine whether a node is nilled.
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dependsOnContextItem, dynamicCall, equals, export, exportAdditionalArguments, exportAttributes, fixArguments, getArity, getCardinality, getCompilerName, getContextNode, getDescription, getDetails, getErrorCodeForTypeErrors, getFunctionItemType, getFunctionName, getIntegerBounds, getNetCost, getOperandRoles, getRequiredType, getResultItemType, getResultItemType, getRetainedStaticContext, getSpecialProperties, getStaticBaseUriString, getStreamerName, getUniStringArg, hashCode, importAttributes, isSequenceVariadic, isTrustedResultType, makeCall, makeFunction, makeFunctionCall, makeOptimizedFunctionCall, resultIfEmpty, setArity, setDetails, setRetainedStaticContext, supplyTypeInformation, toShortString, toString, typeCheckCaller
atomize, deepEquals, effectiveBooleanValue, getAnnotations, getUnicodeStringValue, isArray, isMap, makeNewContext, simplify, typeCheck
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
getLength, getStringValue, head, isStreamed, itemAt, iterate, reduce, subsequence
asIterable, concatenate, containsNode, materialize
makeRepeatable
public static boolean isNilled(NodeInfo node)
node
- the node to be testedpublic Sequence call(XPathContext context, Sequence[] arguments) throws XPathException
call
in interface Callable
context
- the dynamic evaluation contextarguments
- the values of the arguments, supplied as SequenceIteratorsXPathException
- if a dynamic error occurs during the evaluation of the expressionCopyright (c) 2004-2022 Saxonica Limited. All rights reserved.