LISTSERV mailing list manager LISTSERV 16.0

Help for DATETIME Archives


DATETIME Archives

DATETIME Archives


DATETIME@C4VLPLISTSERV01.LOC.GOV


View:

Message:

[

First

|

Previous

|

Next

|

Last

]

By Topic:

[

First

|

Previous

|

Next

|

Last

]

By Author:

[

First

|

Previous

|

Next

|

Last

]

Font:

Proportional Font

LISTSERV Archives

LISTSERV Archives

DATETIME Home

DATETIME Home

DATETIME  July 2011

DATETIME July 2011

Subject:

Re: Intervals at #004 - related to #003 and #005

From:

Ray Denenberg <[log in to unmask]>

Reply-To:

Discussion of the Developing Date/Time Standards <[log in to unmask]>

Date:

Wed, 6 Jul 2011 15:50:37 -0400

Content-Type:

text/plain

Parts/Attachments:

Parts/Attachments

text/plain (43 lines)

 From: Saašha Metsärantala
> - For clarity, I would suggest to split #004 into two parts: #004 for
> intervals containing "date / date" and #005 for intervals containing
> "date / period".

Ok.



> 
> - In the "examples" column, all "date / date" intervals are symmetrical,
> that is with year-year, month-month or day-day precision. In the
> "rules"
> column, other constructs are described, where the year (and sometimes
> even the month) is removed. I consider that symmetry (in this context)
> has the advantage of clarity and that other constructs (if we want them)
> should be described in detail when it comes to their semantics.

Yes we had this discussion a few weeks ago and concluded that there was no need  to support the asymetrical representation and that is was ambiguous anyway. I've changed this. 




> - According to the "rules" column, it is not clear whether we should
> write
> 
> 2011-07-01/P24M0D
> 
> or
> 
> 2011-07-01/P2Y0M0D
> 
> which I consider could be shortened (and canonicalized) as
> 
> 2011-07-01/P2Y
> 
> where M's and D's are assumed to be zero when absent from such a
> context.

I don't know what these sort of normalization rules should be for duration, and I welcome comments.

--Ray

Top of Message | Previous Page | Permalink

Advanced Options


Options

Log In

Log In

Get Password

Get Password


Search Archives

Search Archives


Subscribe or Unsubscribe

Subscribe or Unsubscribe


Archives

August 2019
February 2019
December 2018
November 2018
October 2018
January 2018
August 2017
July 2017
June 2017
April 2017
March 2017
February 2017
August 2016
July 2016
May 2016
April 2016
March 2016
February 2016
January 2016
December 2015
November 2015
October 2015
August 2015
July 2015
June 2015
May 2015
April 2015
March 2015
December 2014
November 2014
March 2014
September 2013
May 2013
February 2013
October 2012
September 2012
August 2012
May 2012
March 2012
December 2011
November 2011
September 2011
August 2011
July 2011
June 2011
May 2011
April 2011
March 2011
February 2011
January 2011
December 2010
November 2010
October 2010
September 2010
August 2010
July 2010
June 2010
February 2010
January 2010
December 2009
November 2009

ATOM RSS1 RSS2



LISTSERV.LOC.GOV

CataList Email List Search Powered by the LISTSERV Email List Manager