Class FunctionBase

Abstract class providing methods and properties for creating an RadSpreadsheet function.

Inheritance

System.Object

FunctionBase

ErrorType

False

FunctionWithArguments

IfFunction

IsBlank

IsErr

IsError

IsLogical

IsNA

IsNonText

IsNumber

IsRef

IsText

NA

Pi

Today

True

TypeFunction

Inherited Members

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: Telerik.Windows.Documents.Spreadsheet.Expressions.Functions

Assembly: Telerik.Windows.Documents.Spreadsheet.dll

Syntax

public abstract class FunctionBase

Constructors

FunctionBase()

Declaration

protected FunctionBase()

Properties

ArgumentConversionRules

Gets the argument conversion rules.

Declaration

public virtual ArgumentConversionRules ArgumentConversionRules { get; }

Property Value

ArgumentConversionRules The argument conversion rules.

FunctionInfo

Gets the function info.

Declaration

public abstract FunctionInfo FunctionInfo { get; }

Property Value

FunctionInfo The function info.

Name

Gets the name of the function.

Declaration

public abstract string Name { get; }

Property Value

System.String The name.

Methods

Evaluate(FunctionEvaluationContext<RadExpression>)

Evaluates the function with the specified arguments.

Declaration

public RadExpression Evaluate(FunctionEvaluationContext<RadExpression> context)

Parameters

FunctionEvaluationContext<RadExpression> context The context.

Returns

RadExpression Function result as RadExpression.

EvaluateOverride(FunctionEvaluationContext<RadExpression>)

Virtual method that evaluates the function with the specified context.

Declaration

protected virtual RadExpression EvaluateOverride(FunctionEvaluationContext<RadExpression> context)

Parameters

FunctionEvaluationContext<RadExpression> context The context.

Returns

RadExpression Function result as RadExpression.

IsArgumentNumberValid(Int32)

Determines whether arguments number is valid.

Declaration

public bool IsArgumentNumberValid(int argumentsCount)

Parameters

System.Int32 argumentsCount The arguments count.

Returns

System.Boolean Boolean indicating whether the arguments number is valid.