Class Fixed4ArgFunction
- java.lang.Object
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- org.apache.poi.ss.formula.functions.Fixed4ArgFunction
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- All Implemented Interfaces:
Function
,Function4Arg
- Direct Known Subclasses:
Replace
public abstract class Fixed4ArgFunction extends java.lang.Object implements Function4Arg
Convenience base class for functions that must take exactly four arguments.
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Constructor Summary
Constructors Constructor Description Fixed4ArgFunction()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ValueEval
evaluate(ValueEval[] args, int srcRowIndex, int srcColumnIndex)
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Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.poi.ss.formula.functions.Function4Arg
evaluate
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Method Detail
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evaluate
public final ValueEval evaluate(ValueEval[] args, int srcRowIndex, int srcColumnIndex)
- Specified by:
evaluate
in interfaceFunction
- Parameters:
args
- the evaluated function arguments. Empty values are represented withBlankEval
orMissingArgEval
, nevernull
.srcRowIndex
- row index of the cell containing the formula under evaluationsrcColumnIndex
- column index of the cell containing the formula under evaluation- Returns:
- The evaluated result, possibly an
ErrorEval
, nevernull
. Note - Excel uses the error code #NUM! instead of IEEE NaN, so when numeric functions evaluate toDouble.NaN
be sure to translate the result toErrorEval.NUM_ERROR
.
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