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    TFPExprIdentifierDef.OnGetFunctionValueCallBack

    Callback property for function value evaluation

    Declaration

    Source position: fpexprpars.pp line 544

    public property OnGetFunctionValueCallBack: TFPExprFunctionCallBack;

    Description

    The OnGetFunctionValueCallBack property holds a callback function that is called when the identifier represents a function and needs to be evaluated. The callback receives the function parameters and returns the computed result value.