Re: Allow null variables to be decremented
| From: | Christian Schneider | Date: | Wed, 19 Feb 2020 14:59:24 +0000 |
| Subject: | Re: Allow null variables to be decremented | ||
| References: | 1 2 3 4 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-108667@lists.php.net to get a copy of this message | ||
Am 19.02.2020 um 15:52 schrieb Côme Chilliet <come.chilliet@fusiondirectory.org>:
> Le mardi 18 février 2020, 20:27:37 CET Rowan Tommins a écrit :
>> With booleans, there is at least a consistency between those two
>> operators, even though it's consistently weird. There's definitely a
>> strong case for making them match +=1 and -=1 though.
>
> Is there any reason the engine is not running the same code or even compiling to the same
> opcodes $a++ and $a+=1?
> If it should never differ, why is it not the same operation?
$a++ is magic, see example #1 at https://www.php.net/manual/en/language.operators.increment.php
And no, this should not be changed as it would be a major BC.
- Chris