ClassLookupFunctionBase
Class
Abstract base for table lookup functions such as VLOOKUP, HLOOKUP, and LOOKUP, providing shared logic for searching and matching values in ranges.
Definition
Namespace:Telerik.Windows.Documents.Spreadsheet.Expressions.Functions
Assembly:Telerik.Windows.Documents.Spreadsheet.dll
Syntax:
cs-api-definition
public abstract class LookupFunctionBase : FunctionWithArgumentsInheritance: objectFunctionBaseFunctionWithArgumentsLookupFunctionBase
Derived Classes:
Inherited Members
Constructors
LookupFunctionBase()
Initializes a new lookup function base instance.
Declaration
cs-api-definition
protected LookupFunctionBase()Methods
EvaluateOverride(FunctionEvaluationContext<object>)
Evaluates the lookup function by extracting the lookup and result vectors, applying the search criteria, and returning the matched value.
Declaration
cs-api-definition
protected override RadExpression EvaluateOverride(FunctionEvaluationContext<object> context)Parameters
context
FunctionEvaluationContext<object>
The context.
Returns
Functions result as RadExpression.
Overrides