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From: Jonathan Wakely (cow_at_[hidden])
Date: 2005-05-05 10:40:52


On Thu, May 05, 2005 at 10:29:07AM -0500, Dave Dribin wrote:

> On May 3, 2005, at 3:27 AM, Kevlin Henney wrote:
> >
> >I'd be interested to hear your ideas.
>
> Since it sounds like the main argument against adding a second argument
> is that it is no longer cast-like, the simplest idea is to rename
> lexical_cast so it is no longer cast-like. I was thinking convert_to
> would be nice and readable:
>
> int n = convert_to<int>("abc"); // Should throw an exception...
> bad_conversion?
> int n = convert_to<int>("abc", 0); // Should return 0
>
> string s = convert_to<string>(5);
>
> The main issue with renaming, obviously, is backward compatibility. Of
> course, there's no need to remove lexical_cast right away, or at all,
> even. Maybe make it deprecated, or at least implemented in terms of
> convert_to.

If you want a function with a different name and a different behaviour,
isn't that a different function?

In which case, why even consider removing lexical_cast ?

jon


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