function MyStrToFloat(const S: string): Extended;
const
Komma: TFormatSettings = (DecimalSeparator: ',');
Dot: TFormatSettings = (DecimalSeparator: '.');
begin
if not TryStrToFloat(S, Result, Komma) then
Result := StrToFloat(S, Dot);
end;
Just FYI, I've updated my component for 10.4.2:
https://blog.marcocantu.com/blog/2021-august-delphi-objectdebugger-updated.html
Contributions are welcome... there is ample room for improvements