Re: [boost] date-time i/o (was Re: TR2 and C++0x heads up)

From: Peter Dimov (pdimov_at_[hidden])
Date: 2005-04-23 12:40:05

Jeff Garland wrote:
> On Sat, 23 Apr 2005 18:04:56 +0300, Peter Dimov wrote
>> Jeff Garland wrote:
>>> I think there are some other considerations here with date-time.
>>> What if you want to replace the short or long strings associated
>>> with a month output?  Or I want the 'days of the week' be 'day1',
>>> 'day2', instead of 'Sun', 'Mon', etc. For these cases I think the
>>> strings need to get associated with a facet instead of a fleeting
>>> i/o manipulator.
>>
>> You are right. However there are legitimate cases where I might want
>> both. That is, override the locale-specific month names using a
>> facet _and_ choose a strftime-style date format independently. So I
>> think that you need both a facet (for storing locale-dependent
>> information for %a, %A, %b, %B, %c, %p, %r, %x, %X, and the other
>> locale-dependent specifiers) and a manipulator for the format string.
>
> Yep, I can see the convenience of having the manipulator.  For now
> though users will have to reset formats thru the facets...

That's OK as long as you can reset the default format without erasing all 
locale-dependent information, such as month names.