public abstract class BooleanFunction extends Object implements Function
public static final Function AND
public static final Function OR
public static final Function FALSE
public static final Function TRUE
public static final Function NOT
public final ValueEval evaluate(ValueEval[] args, int srcRow, int srcCol)
evaluate
in interface Function
args
- the evaluated function arguments. Empty values are represented with
BlankEval
or MissingArgEval
, never null
.srcRow
- row index of the cell containing the formula under evaluationsrcCol
- 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
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