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    TFPFunctionCallBack.CallBack

    The callback procedure for function evaluation

    Declaration

    Source position: fpexprpars.pp line 710

    public property CallBack: TFPExprFunctionCallBack;

    Description

    The CallBack property holds the callback procedure that is invoked when the function needs to be evaluated. The callback receives the function parameters and returns the computed result, allowing external code to provide custom function implementations.