Jonathan Scott Duff wrote: > > Ok, how about this: Is there a reason I<not> to? Or > > should I not go there? > > Off hand, it sounds expensive. I don't see a way to only let > the people who use it incur the penalty, but my vision isn't > the best in the world.
It should be possible to define the bookmark methods on the basic string class to rebless the object onto a more powerful subclass. This way, there is no overhead until the extra information is actually attached. (bless, not copy, because there may be other references to the string). Dave.
