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Days

Class

Implements the DAYS function that calculates the number of days between two dates by subtracting start date from end date.

Definition

Namespace:Telerik.Documents.Spreadsheet.Expressions.Functions

Assembly:Telerik.Windows.Documents.Spreadsheet.dll

Syntax:

public class Days : NumbersInFunction

Inheritance: objectFunctionBaseFunctionWithArgumentsFunctionWithSameTypeArguments<double>NumbersInFunctionDays...

Inherited Members FunctionWithSameTypeArguments<double>.EvaluateOverride(FunctionEvaluationContext<object>)FunctionWithArguments.EvaluateOverride(FunctionEvaluationContext<RadExpression>)FunctionWithArguments.EvaluateLiftedElement(FunctionEvaluationContext<RadExpression>, RadExpression[], int, int)FunctionBase.IsSpillingArgument(int, RadExpression)FunctionBase.Evaluate(FunctionEvaluationContext<RadExpression>)FunctionBase.IsArgumentNumberValid(int)FunctionBase.LiftsOverArrays...

Constructors

Days()

Initializes a new instance of the Days function that calculates the difference in days between two dates.

public Days()

Fields

FunctionName

string

The name of the function.

public static readonly string FunctionName

Properties

ArgumentConversionRules

Conversion rules specific to the DAYS function, treating text dates as errors in direct arguments.

public override ArgumentConversionRules ArgumentConversionRules { get; }

Property Value:

The argument conversion rules as ArgumentConversionRules.

Overrides: NumbersInFunction.ArgumentConversionRules

FunctionInfo

Metadata describing the function's parameters and description.

public override FunctionInfo FunctionInfo { get; }

Property Value:

The function info as FunctionInfo.

Overrides: FunctionBase.FunctionInfo

Name

string

The function name "DAYS" as recognized in formulas.

public override string Name { get; }

Property Value:

The name as String.

Overrides: FunctionBase.Name

Methods

EvaluateOverride(FunctionEvaluationContext<double>)

Evaluates the DAYS function by subtracting the start date from the end date to calculate the number of days between them, returning #NUM! error for negative or out-of-range dates.

protected override RadExpression EvaluateOverride(FunctionEvaluationContext<double> context)

Parameters:contextFunctionEvaluationContext<double>

The context.

Returns:

RadExpression

Functions result as RadExpression.

Overrides: FunctionWithSameTypeArguments<double>.EvaluateOverride(FunctionEvaluationContext<double>)