#41653 [Opn->Fbk]: Daylight saving start date not correct

ID: 41653 Updated by: derick@php.net Reported By: stvanhouwelingen at gmail dot com -Status: Open +Status: Feedback Bug Type: Date/time related Operating System: Linux PHP Version: 5.2.3 New Comment: What is the output of: echo date_default_timezone_get(), "\n"; Previous Comments: ------------------------------------------------------------------------ [2007-06-11 16:13:42] stvanhouwelingen at gmail dot com Description: ------------ In PHP 5.2.3 the daylight saving start date for time zone The Netherlands is not correct for the years 1977, 1978 and 1979 This used to work correctly in PHP 4. Below script should show 23 hours time difference for all given dates, but somehow this is not happening in 1977, 1978 and 1979. Reproduce code: --------------- <? $dates = array( '1977-04-03', '1978-04-02', '1979-04-01', '1980-04-06', '1981-03-29', '1982-03-28', ); foreach($dates as $date) { $ts1 = strtotime($date); $ts2 = strtotime('+1 day',$ts1); $diff = ($ts2-$ts1)/3600; echo "$date => $diff\n"; } ?> Expected result: ---------------- 1977-04-03 => 23 1978-04-02 => 23 1979-04-01 => 23 1980-04-06 => 23 1981-03-29 => 23 1982-03-28 => 23 Actual result: -------------- 1977-04-03 => 24 1978-04-02 => 24 1979-04-01 => 24 1980-04-06 => 23 1981-03-29 => 23 1982-03-28 => 23 ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=41653&edit=1