Class
Left

Implements the LEFT function, which extracts a specified number of characters from the beginning of a text string.

Definition

Constructors

Left()

Initializes a new LEFT function instance that extracts characters from the start of text.

Declaration

cs-api-definition
public Left()

Fields

FunctionName

The name of the function.

Declaration

cs-api-definition
public static readonly string FunctionName

Field Value

string

Properties

FunctionInfo

Gets the function info.

Declaration

cs-api-definition
public override FunctionInfo FunctionInfo { get; }

Property Value

FunctionInfo

The function info as FunctionInfo.

Overrides FunctionBase.FunctionInfo

Name

Gets the name of the function.

Declaration

cs-api-definition
public override string Name { get; }

Property Value

string

The name as String.

Overrides FunctionBase.Name

Methods

EvaluateOverride(FunctionEvaluationContext<object>)

Virtual method evaluating the function with System.Object arguments array.

Declaration

cs-api-definition
protected override RadExpression EvaluateOverride(FunctionEvaluationContext<object> context)

Parameters

context

FunctionEvaluationContext<object>

Returns

RadExpression

Functions result as RadExpression.

Overrides FunctionWithArguments.EvaluateOverride(FunctionEvaluationContext<object>)