Re: 5.4 regression: non-existent sub-sub keys now have values
| From: | Daniel Convissor | Date: | Wed, 23 Nov 2011 14:14:09 +0000 |
| Subject: | Re: 5.4 regression: non-existent sub-sub keys now have values | ||
| References: | 1 2 3 4 5 6 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-56504@lists.php.net to get a copy of this message | ||
Hi Stas:
> It's actually very simple. Take variable $a which is a string
> ("foo"). Now it you do $a[0] that would produce first letter - "f".
> Now here's a tricky part - if you do $a['blah'] it would convert
> 'blah' to number, get 0 and return the same letter "f".
To me, this is the bug. $a['blah'] does not exist. An undefined index
notice should be raised. The key "blah" should not be converted to 0.
The following two things should behave the same:
$b = array('exists' => 'foo');
echo $b['blah'] . "\n";
$a = 'foo';
echo $a['blah'] . "\n";
But that second one echos out "f". This is a huge WTF.
Thanks,
--Dan
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