Unit 'fpexprpars'	Package
[Overview][Constants][Types][Classes][Procedures and functions][Index]	[#fcl]

TFPFunctionEventHandler.CallBack

The event handler for function evaluation

Declaration

Source position: fpexprpars.pp line 721

public property TFPFunctionEventHandler.CallBack : TFPExprFunctionEvent read FCallBack;

Description

The CallBack property holds the event handler method that is invoked when the function needs to be evaluated. The event handler receives the function parameters and returns the computed result, enabling object-based function implementations.