Class FormulaTokenizer

Converts string into set of tokens.

Inheritance

System.Object

FormulaTokenizer

Namespace: Syncfusion.XlsIO.Implementation

Assembly: Syncfusion.XlsIO.Base.dll

Syntax

public class FormulaTokenizer : Object

Constructors

FormulaTokenizer(WorkbookImpl)

Default constructor.

Declaration

public FormulaTokenizer(WorkbookImpl book)

Parameters

Type	Name	Description
WorkbookImpl	book

Fields

PreviousTokenType

Token type of the previous token.

Declaration

public FormulaToken PreviousTokenType

Field Value

Type
FormulaToken

TokenType

Current token TokenType.

Declaration

public FormulaToken TokenType

Field Value

Type
FormulaToken

Properties

ArgumentSeparator

Gets / sets argument separator.

Declaration

public char ArgumentSeparator { get; set; }

Property Value

Type
System.Char

NumberFormat

Gets / sets number format info.

Declaration

public NumberFormatInfo NumberFormat { get; set; }

Property Value

Type
System.Globalization.NumberFormatInfo

TokenString

Returns value of the current token. Read-only.

Declaration

public string TokenString { get; }

Property Value

Type
System.String

Methods

NextToken()

Extracts next token from the string.

Declaration

public void NextToken()

Prepare(String)

Prepares tokinezer for formula parsing.

Declaration

public void Prepare(string formula)

Parameters

Type	Name	Description
System.String	formula	Formula to parse.

RaiseException(String, Exception)

Raises parse exception.

Declaration

public void RaiseException(string msg, Exception ex)

Parameters

Type	Name	Description
System.String	msg	Exception message.
System.Exception	ex	Inner exception.

RaiseUnexpectedToken(String)

Raises parser exception with message that token was unexpected.

Declaration

public void RaiseUnexpectedToken(string msg)

Parameters

Type	Name	Description
System.String	msg	Additional message.

RestoreState()

Declaration

public void RestoreState()

SaveState()

Declaration

public void SaveState()