Class FunctionVarPtg

This class represents function with variable arguments number in a formula.

Inheritance
System.Object
Ptg
OperationPtg
FunctionPtg
FunctionVarPtg
AttrPtg
Implements
System.ICloneable
Inherited Members
Namespace: Syncfusion.XlsIO.Parser.Biff_Records.Formula
Assembly: Syncfusion.XlsIO.Portable.dll
Syntax
[Token]
[Token]
[Token]
public class FunctionVarPtg : FunctionPtg, ICloneable

Constructors

FunctionVarPtg()

Default constructor

Declaration
public FunctionVarPtg()

FunctionVarPtg(ExcelFunction)

Constructs token by built-in function index.

Declaration
public FunctionVarPtg(ExcelFunction funcIndex)
Parameters
Type Name Description
ExcelFunction funcIndex

Built-in function index.

FunctionVarPtg(DataProvider, Int32, ExcelVersion)

Constructs token using data from byte array.

Declaration
public FunctionVarPtg(DataProvider provider, int offset, ExcelVersion version)
Parameters
Type Name Description
DataProvider provider

Object that provides access to the data.
System.Int32 offset

Offset to the token data.
ExcelVersion version

Excel version that was used to infill data provider.

FunctionVarPtg(String)

Constructs function token by function name.

Declaration
public FunctionVarPtg(string strFunctionName)
Parameters
Type Name Description
System.String strFunctionName

Valid function name.

Methods

GetOperands(String, ref Int32, FormulaUtil)

Gets operands from string and returns array of string representation of the operands.

Declaration
public override string[] GetOperands(string strFormula, ref int index, FormulaUtil formulaParser)
Parameters
Type Name Description
System.String strFormula

Formula string.
System.Int32 index

Index of function in the string.
FormulaUtil formulaParser

Formula parser.
Returns
Type Description
System.String[]

Array of strings containing function parameters.
Overrides

GetSize(ExcelVersion)

Read-only. Size of the token.

Declaration
public override int GetSize(ExcelVersion version)
Parameters
Type Name Description
ExcelVersion version
Returns
Type
System.Int32
Overrides

IndexToCode(Int32)

Declaration
public static FormulaToken IndexToCode(int index)
Parameters
Type Name Description
System.Int32 index
Returns
Type
FormulaToken

InfillPTG(DataProvider, ref Int32, ExcelVersion)

Infill PTG structure.

Declaration
public override void InfillPTG(DataProvider provider, ref int offset, ExcelVersion version)
Parameters
Type Name Description
DataProvider provider

Represents storage.
System.Int32 offset

Offset in storage.
ExcelVersion version

Excel version that was used to infill data provider.
Overrides

PushResultToStack(FormulaUtil, Stack<Object>, Boolean)

Takes all needed operands from the stack and pushes the result of the function.

Declaration
public override void PushResultToStack(FormulaUtil formulaUtil, Stack<object> operands, bool isForSerialization)
Parameters
Type Name Description
FormulaUtil formulaUtil

Object used for formula parsing.
System.Collections.Generic.Stack<System.Object> operands

Stack that contains all operands and will receive result of the operation.
System.Boolean isForSerialization
Overrides

ToByteArray(ExcelVersion)

Converts token to byte array.

Declaration
public override byte[] ToByteArray(ExcelVersion version)
Parameters
Type Name Description
ExcelVersion version
Returns
Type Description
System.Byte[]

Array of bytes representing this token.
Overrides

Implements

System.ICloneable