public class LastFunction extends Object implements Function
4.1 number last()
The last function returns a number equal to the context size from the expression evaluation context.
Constructor and Description |
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LastFunction()
Create a new
LastFunction object. |
Modifier and Type | Method and Description |
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Object |
call(Context context,
List args)
Returns the number of nodes in the context node-set.
|
static Double |
evaluate(Context context)
Returns the number of nodes in the context node-set.
|
public Object call(Context context, List args) throws FunctionCallException
call
in interface Function
context
- the context at the point in the
expression where the function is calledargs
- an empty listDouble
containing the context sizeFunctionCallException
- if args
is not emptyContext.getSize()
public static Double evaluate(Context context)
context
- the context at the point in the
expression where the function is calledContext.getSize()
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