Bug #76038 [Com]: strtotime returning wrong date on -1 month

From: Date: Thu, 01 Mar 2018 15:03:15 +0000
Subject: Bug #76038 [Com]: strtotime returning wrong date on -1 month
References: 1  Groups: php.bugs 
Request: Send a blank email to php-bugs+get-214167@lists.php.net to get a copy of this message 
Edit report at https://bugs.php.net/bug.php?id=76038&edit=1

 ID:                 76038
 Comment by:         Wes dot example at example dot org
 Reported by:        diego at agudo dot eti dot br
 Summary:            strtotime returning wrong date on -1 month
 Status:             Open
 Type:               Bug
 Package:            Date/time related
 Operating System:   Windows / Linux
 PHP Version:        7.2.2
 Block user comment: N
 Private report:     N

 New Comment:

I don't see how the suggested behavior is more correct than the current one.

When doing "month math" you are supposed to ignore the days, since months have different
lengths.


Previous Comments:
------------------------------------------------------------------------
[2018-03-01 14:28:13] diego at agudo dot eti dot br

Description:
------------
strtotime returning wrong date on -1 month

Test script:
---------------
$data = '2018-03-31';
print_r($data);
echo "\n\n";
$data = strtotime($data);
print_r($data);
echo "\n\n";
$data = date("Y-m-d", $data);
print_r($data);
echo "\n\n";
$data = strtotime($data);
print_r($data);
echo "\n\n";
$data = date("Y-m-d", strtotime('-1 month', $data));
print_r($data);
echo "\n\n";






Expected result:
----------------
2018-02-28

Actual result:
--------------
2018-03-03


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



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Edit this bug report at https://bugs.php.net/bug.php?id=76038&edit=1

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