Re: PHP 7.1 - Address PHPSadness #28?
| From: | Rowan Collins | Date: | Thu, 17 Sep 2015 09:01:30 +0000 |
| Subject: | Re: PHP 7.1 - Address PHPSadness #28? | ||
| References: | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-88279@lists.php.net to get a copy of this message | ||
On 17 September 2015 02:17:59 BST, Robert Williams <rewilliams@thesba.com> wrote:
> An unset variable is not null. Rather, it’s
>completely undefined, and PHP yells at you for just that reason if you
>try to access it. Then, it turns around and tries to appease you by
>giving you null.
I see it as rather the other way around: it happily gives you a null, but then says "oh, by the
way, you never actually initialised that variable to null". Not an error, just a friendly
aside.