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## Uses of Package
org.apache.poi.ss.formula.functions

Packages that use org.apache.poi.ss.formula.functions
org.apache.poi.ss.formula | This package contains common internal POI code for manipulating formulas.
org.apache.poi.ss.formula.atp |
org.apache.poi.ss.formula.eval |
org.apache.poi.ss.formula.functions |
org.apache.poi.ss.formula.udf |
org.apache.poi.ss.usermodel.charts |

Classes in org.apache.poi.ss.formula.functions used by org.apache.poi.ss.formula
FreeRefFunction For most Excel functions, involving references ((cell, area), (2d, 3d)), the references are passed in as arguments, and the exact location remains fixed.
Function Common interface for all implementations of Excel built-in functions.

Classes in org.apache.poi.ss.formula.functions used by org.apache.poi.ss.formula.atp
FreeRefFunction For most Excel functions, involving references ((cell, area), (2d, 3d)), the references are passed in as arguments, and the exact location remains fixed.

Classes in org.apache.poi.ss.formula.functions used by org.apache.poi.ss.formula.eval
Fixed1ArgFunction Convenience base class for functions that must take exactly one argument.
Fixed2ArgFunction Convenience base class for functions that must take exactly two arguments.
Function Common interface for all implementations of Excel built-in functions.
Function1Arg Implemented by all functions that can be called with one argument
Function2Arg Implemented by all functions that can be called with two arguments

Classes in org.apache.poi.ss.formula.functions used by org.apache.poi.ss.formula.functions
Count Counts the number of cells that contain numeric data within the list of arguments.
Counta Counts the number of cells that contain data within the list of arguments.
Fixed0ArgFunction Convenience base class for functions that only take zero arguments.
Fixed1ArgFunction Convenience base class for functions that must take exactly one argument.
Fixed2ArgFunction Convenience base class for functions that must take exactly two arguments.
Fixed3ArgFunction Convenience base class for functions that must take exactly three arguments.
Fixed4ArgFunction Convenience base class for functions that must take exactly four arguments.
FreeRefFunction For most Excel functions, involving references ((cell, area), (2d, 3d)), the references are passed in as arguments, and the exact location remains fixed.
Function Common interface for all implementations of Excel built-in functions.
Function0Arg Implemented by all functions that can be called with zero arguments
Function1Arg Implemented by all functions that can be called with one argument
Function2Arg Implemented by all functions that can be called with two arguments
Function3Arg Implemented by all functions that can be called with three arguments
Function4Arg Implemented by all functions that can be called with four arguments
MultiOperandNumericFunction
NumericFunction.OneArg
XYNumericFunction

Classes in org.apache.poi.ss.formula.functions used by org.apache.poi.ss.formula.udf
FreeRefFunction For most Excel functions, involving references ((cell, area), (2d, 3d)), the references are passed in as arguments, and the exact location remains fixed.

Classes in org.apache.poi.ss.formula.functions used by org.apache.poi.ss.usermodel.charts
T Implementation of Excel T() function If the argument is a text or error value it is returned unmodified.

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