. support for diffing date/times through date_diff() / DateTime::diff().
. added DateInterval class to represent the difference between two date/times.
. support for parsing ISO intervals for use with DateInterval.
. date_add() / DateTime::add(), date_sub() / DateTime::sub() for applying an
interval to an existing date/time.
pattern '(A|a) .+').
- Fixed bug #41844 (Format returns incorrect number of digits for negative
years -0001 to -0999).
- Fixed bug #41842 (Cannot create years < 0100 & negative years with
date_create or new DateTime).
- Fixed bug #41709 (strtotime() does not handle 00.00.0000).
- Fixed bug #41523 (strtotime('0000-00-00 00:00:00') is parsed as 1999-11-30).
including warnings and errors.
- Added the timezone_name_from_abbr() function that exposes the guessing
mechanism that tries to find a timezone identifier from a timezone
abbreviation and GMT offset.
- Fixed a bug where combined date formats 'c' and 'r' were cut off due to
insufficient space in the buffer.
- Implemented better error and warning handling that is also used for the
date_parse() function.
- Fixed the date::RFC3339 class constant.
- Fixed bug #37017 (strtotime fails before 13:00:00 with some time zones
identifiers)
- Fixed problems with "T" in front of a time string was seen as a time zone
string.
- Fixed a problem were 5 and 6 character timezone abbreviations where not
correctly parsed.
- Made the test cases work with the normal non-class constants.
- Merged new timelib, which is a bit more cleverer
- Support "UTC" in strtotime() properly.
- Added astro code, which is going to form the base for the new sunfuncs.