Bug #76349 [Com]: Spoils the original array
| From: | spam2 at rhsoft dot net | Date: | Wed, 16 May 2018 19:14:38 +0000 |
| Subject: | Bug #76349 [Com]: Spoils the original array | ||
| References: | 1 | Groups: | php.bugs |
| Request: | Send a blank email to php-bugs+get-215288@lists.php.net to get a copy of this message | ||
Edit report at https://bugs.php.net/bug.php?id=76349&edit=1
ID: 76349
Comment by: spam2 at rhsoft dot net
Reported by: arnowt at gmail dot com
Summary: Spoils the original array
Status: Open
Type: Bug
Package: *General Issues
Operating System: Linux
PHP Version: Irrelevant
Block user comment: N
Private report: N
New Comment:
to make it clear: you miss a unset between both loops, $v of the second one still points to the last
item of the previous loop
Previous Comments:
------------------------------------------------------------------------
[2018-05-16 19:11:39] spam2 at rhsoft dot net
just don't use references until you understand their implications and you are really sure you
gain something - given the php engine has a copy-on-write paradigm there are very few cases
------------------------------------------------------------------------
[2018-05-16 18:24:27] arnowt at gmail dot com
Description:
------------
ÐоÑÑÐ¸Ñ Ð¸ÑÑ
однÑй маÑÑив.
ÐÑовеÑÑл на веÑÑии v5.6 и v7.2
Test script:
---------------
$res=[1,2,3];
foreach($res as &$v){}
print_r($res);
foreach($res as $v){}
print_r($res);
Expected result:
----------------
Array
(
[0] => 1
[1] => 2
[2] => 3
)
Array
(
[0] => 1
[1] => 2
[2] => 3
)
Actual result:
--------------
Array
(
[0] => 1
[1] => 2
[2] => 3
)
Array
(
[0] => 1
[1] => 2
[2] => 2 //!!!!!!
)
------------------------------------------------------------------------
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Edit this bug report at https://bugs.php.net/bug.php?id=76349&edit=1