Re: PHP 7.1 - Address PHPSadness #28?
| From: | Rowan Collins | Date: | Sun, 20 Sep 2015 14:09:42 +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-88385@lists.php.net to get a copy of this message | ||
On 20 September 2015 01:43:06 BST, Ryan Pallas <derokorian@gmail.com> wrote:
>I would also point out that is_null returns true (after the engine
>produces
>a notice) for undefined variables:
>
>$ php -r "var_dump(is_null($a));"
>
>Notice: Undefined variable: a in Command line code on line 1
>
>Call Stack:
> 0.0001 118888 1. {main{() Command line code:0
>
>*bool(true)*
And you know why it does that? For consistency with this:
$ php -r "var_dump($a);"
Notice: Undefined variable: a in Command line code on line 1
NULL