Re: [Boost-users] date_time problem: where are fractional seconds?

From: Serge Skorokhodov (serge.skorokhodov_at_[hidden])
Date: 2005-06-23 00:39:15

Jeff Garland wrote:

> On Thu, 23 Jun 2005 00:16:42 +0400, Serge Skorokhodov wrote
>
>> Hi,
>>
>> The following code (boost 1.32, MSVC.NET 2003):
>>
>> ptime pt = from_iso_string("20030912T211733.01204"); cout
>> << pt << endl; cout << to_simple_string(pt) << endl; cout <<
>> to_iso_extended_string(pt) << endl; cout << to_iso_string(pt) <<
>> endl; cout << pt.time_of_day().fractional_seconds() << endl;
>> time_duration td = pt.time_of_day(); cout <<
>> to_iso_string(td) << endl; cout << to_simple_string(td) << endl;
>> cout << td.fractional_seconds() << endl;
>>
>> yealds:
>>
>> 2003-Sep-12 21:17:33 2003-Sep-12 21:17:33 2003-09-12T21:17:33
>> 20030912T211733 0 211733 21:17:33 0
>>
>> Is the fractional part of time (.01204) absent by design? I failed
>> to find it out from the documentation? Is there a workaround?
>
>
> Hmm, that looks like a but to me -- should have the .01204 on the
> end. Will put that on the to fix list. Note that in the current CVS
> you can use the new facets to define the format however you like:
> ptime t(...); time_facet* output_facet = new time_facet("%Y-%m-%d
> %H:%M:%S%F"); cout.imbue(locale(locale::classic(), output_facet));
> cout << t; //iso extended
>
> There's also a method to do this:
>
> output_facet->set_iso_extended_format();
>
> Input facet is similar. The other nice thing is the new facets don't
> require you to build the library like the old 'to_string' functions
> -- so unless you use the 'to_string' functions or serialization
> you'll be able to skip the library build/link in 1.33. And support
> for localization is much better as well. All in all 1.33 will be the
> way to go in a few days...
>
> Fairly up to date docs for the upcoming release can be found at:
>
> http://engineering.meta-comm.com/resources/cs-win32_metacomm/doc/html/date_time/date_time_io.html

Thanks for the info. What about wide string support? I've compiled for
UNICODE but used standard chars for date_time to work.

-- 
Serge