Bug #80995 [Opn->Fbk]: Europe DateTimeZone bug in specific DateTime interval

From: Date: Tue, 27 Apr 2021 14:56:19 +0000
Subject: Bug #80995 [Opn->Fbk]: Europe DateTimeZone bug in specific DateTime interval
References: 1  Groups: php.bugs 
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Edit report at https://bugs.php.net/bug.php?id=80995&edit=1

 ID:                 80995
 Updated by:         derick@php.net
 Reported by:        loic dot geny at gmail dot com
 Summary:            Europe DateTimeZone bug in specific DateTime
                     interval
-Status:             Open
+Status:             Feedback
 Type:               Bug
 Package:            Date/time related
 Operating System:   Ubuntu 20.04.2 LTS
 PHP Version:        7.4.16
 Block user comment: N
 Private report:     N

 New Comment:

What is date.timezone set to? Please add that to your reproduce script.


Previous Comments:
------------------------------------------------------------------------
[2021-04-27 13:33:16] loic dot geny at gmail dot com

Description:
------------
IntlTimeZone::createTimeZone('Europe/Paris')->toDateTimeZone();

With date between 1940/01/01 and 1940/06/14, apply the DateTimeZone don't output the correct
DateTimeImmutable::format('Y-m-d)

Test script:
---------------
$timeZone = IntlTimeZone::createTimeZone('Europe/Paris')->toDateTimeZone();
$date = DateTimeImmutable::createFromFormat('Y-m-d H:i:s','1940-06-13
23:00:00');
$timeZonedDate = $date->setTimeZone($timeZone);
echo $timeZonedDate->format('Y-m-d');

$date = DateTimeImmutable::createFromFormat('Y-m-d H:i:s','1940-06-14
23:00:00');
$timeZonedDate = $date->setTimeZone($timeZone);
echo $timeZonedDate->format('Y-m-d');

Expected result:
----------------
Expected result : 
'1940-06-14'
'1940-06-15'

Actual result:
--------------
Current result : 
'1940-06-13'
'1940-06-15'


------------------------------------------------------------------------



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Edit this bug report at https://bugs.php.net/bug.php?id=80995&edit=1

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