Function
, Function1Arg
Bin2Dec
, CalendarFieldFunction
, Code
, Columns
, Countblank
, Errortype
, FactDouble
, Hex2Dec
, Imaginary
, ImReal
, LogicalFunction
, NumericFunction.OneArg
, Oct2Dec
, PercentEval
, Rows
, T
, UnaryMinusEval
, UnaryPlusEval
, Value
public abstract class Fixed1ArgFunction extends java.lang.Object implements Function1Arg
Constructor | Description |
---|---|
Fixed1ArgFunction() |
Modifier and Type | Method | Description |
---|---|---|
ValueEval |
evaluate(ValueEval[] args,
int srcRowIndex,
int srcColumnIndex) |
evaluate
public final ValueEval evaluate(ValueEval[] args, int srcRowIndex, int srcColumnIndex)
evaluate
in interface Function
args
- the evaluated function arguments. Empty values are represented with
BlankEval
or MissingArgEval
, never null
.srcRowIndex
- row index of the cell containing the formula under evaluationsrcColumnIndex
- column index of the cell containing the formula under evaluationErrorEval
, never null
.
Note - Excel uses the error code #NUM! instead of IEEE NaN, so when
numeric functions evaluate to Double.NaN
be sure to translate the result to ErrorEval.NUM_ERROR
.Copyright 2018 The Apache Software Foundation or its licensors, as applicable.