public final class Count extends java.lang.Object implements Function
Constructor and Description |
---|
Count() |
Modifier and Type | Method and Description |
---|---|
ValueEval |
evaluate(ValueEval[] args,
int srcCellRow,
int srcCellCol) |
static Count |
subtotalInstance(boolean includeHiddenRows)
Create an instance of Count to use in
Subtotal |
public ValueEval evaluate(ValueEval[] args, int srcCellRow, int srcCellCol)
evaluate
in interface Function
args
- the evaluated function arguments. Empty values are represented with
BlankEval
or MissingArgEval
, never null
.srcCellRow
- row index of the cell containing the formula under evaluationsrcCellCol
- 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
.public static Count subtotalInstance(boolean includeHiddenRows)
Subtotal
If there are other subtotals within argument refs (or nested subtotals), these nested subtotals are ignored to avoid double counting.
includeHiddenRows
- true to include hidden rows in the aggregate, false to skip themSubtotal
Copyright 2020 The Apache Software Foundation or its licensors, as applicable.