[TYPO3-core] RFC: Bug #4914: Adding some more Date Conditions to class.t3lib_matchcondition.php

Martin Kutschker Martin.Kutschker at n0spam-blackbox.net
Wed Apr 4 13:46:35 CEST 2007

Andreas Otto schrieb:
> Hi Martin,
> Martin Kutschker wrote:
>>date("z") is "day of year". I know "Julian date", which is the number of
>>days a long way ago (eg Julian Day 2453179.00000 is June 22, 2004, at
>>12:00pm) and the day begins at noon, not midnight.
>>So +1 for the patch, but please name it "dayofyear" to avoid any
>>confusion with a Julian Date or the Julian Calendar.
> Feel free to submit a RFC for renaming it but please consider what e. g. is
> written on the Wikipedia [1]:
> <quote>
> Historical Julian Dates were recorded relative to GMT or Ephemeris Time, but
> the International Astronomical Union now recommends that Julian Dates be
> specified in Terrestrial Time, and that when necessary to specify Julian
> Dates using a different time scale, that the time scale used be indicated
> when required, such as JD(UT1). The fraction of the day is found by
> converting the number of hours, minutes, and seconds after noon into the
> equivalent decimal fraction.
> The term Julian date is also used to refer to:
> Julian calendar dates
> ordinal dates (day-of-year)
> The use of Julian date to refer to the day-of-year (ordinal date) is usually
> considered to be incorrect.
> </quote>
> The article doesn't say that it is inocorrect, but usually considered to be
> incorrect if you referer to julian day as ordinal dates.

Well, there you are: a confusion is possible. But "dayofyear" has no 
ambiguity at all and will be understood by everyone.


More information about the TYPO3-team-core mailing list