Re: [Boost-users] DateTime parsing question

From: Sean Rohead (sean.rohead_at_[hidden])
Date: 2005-11-14 12:57:31

Yes, I was using version 1.32, so I will upgrade to 1.33.

Thanks,

Sean

"Jeff Garland" <jeff_at_[hidden]> wrote in message 
news:20051112163238.M6657_at_crystalclearsoftware.com...
> On Sat, 12 Nov 2005 06:00:17 -0700, Bart wrote
>> On Fri, 11 Nov 2005 10:37:09 -0700, Sean Rohead wrote:
>>
>> > I am trying to parse ISO datetime strings with millisecond resolution
>> > and the fractional seconds are being truncated.  Am I doing something
>> > wrong in the following code?
>> >
>> > Thanks,
>> >
>> > Sean Rohead
>> >
>> >
>> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>> >
>> > #include <string>
>> > #include "boost/date_time/posix_time/posix_time.hpp"
>> >
>> > using namespace std;
>> > using namespace boost::posix_time;
>> >
>> > void main()
>> > {
>> >     string dateString1 = "20051004T151801";
>> >     string dateString2 = "20051004T151801.123";
>> >     ptime timestamp1(from_iso_string(dateString1));
>> >     ptime timestamp2(from_iso_string(dateString2));
>> >     cout << timestamp1 << endl;
>> >     cout << timestamp2 << endl;
>> > }
>>
>> This code worked as expected for me:
>>   2005-Oct-04 15:18:01
>>   2005-Oct-04 15:18:01.123000
>>
>> Which version of date_time are you using?
>
> Just to add to this, you'll find the following in the change log 
> documentation
> for 1.32. to 1.33:
>
> The from_iso_string function failed to parse fractional digits. We added 
> code
> that correctly parses when input has more digits, or too few digits, that 
> the
> compiled library precision. Ptimes with only a decimal are also correctly 
> parsed.
>
> http://www.boost.org/doc/html/date_time/details.html#date_time.changes
>
> Jeff