[fpc-pascal] Re: StrUtils.RomanToInt oddities

[Alberto Narduzzi]

> So the question is, what does or should do RomanToInt for invalid input?
>
> It is NOT called "CheckValidRoman", so it could be that the result for
> invalid input is simply undefined. If it is, then all is ok.

so, what does "10AT" (or "$10AT" for tht matter) return for HexToDec??? 
maybe NaN, if there is such a definition in Pascal??? Looks acceptable 
to me.

But IsValidRoman is as good as a solution too, indeed...