Generally speaking, round tripping is something that is wanted. When it is
made impossible of course, it cannot happen.
As for (example) the case where there are two Euros that are the same, it is
simple to simply choose one of them and always map it.
a new book on internationalization in VB at
----- Original Message -----
From: "James" <firstname.lastname@example.org>
To: "Unicode List" <email@example.com>
Sent: Wednesday, January 10, 2001 9:06 PM
Subject: Re: GBK, HZ and EUC-TW - Unicode round-tripping policy
> What is the Unicode Consortium's policy on supporting round-tripping
> with other character set encodings?
> Is that something a lot of effort is put into?
> > (Lastly, throwing a lighted match onto gasoline...) If two forms are
> > specified in GB-18030, should Unicode consider adding another code
> > point in the fullwidth variant region to accomodate this?
> > - Sue
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