Re: instanceof survives non-object variables, but crashes on non-object constants.
| From: | Niklas Keller | Date: | Sun, 10 Dec 2017 11:05:23 +0000 |
| Subject: | Re: instanceof survives non-object variables, but crashes on non-object constants. | ||
| References: | 1 2 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-101289@lists.php.net to get a copy of this message | ||
>
> This. There's nothing undefinable about "1 instanceof \stdClass", the
> clear and obvious answer is: "No, it's not an instance of \stdClass,
> it's an integer." The runtime result of false makes sense, the
> compile time error doesn't. Let's relax the compile time error (fold
> it into a const false if you truly must) and call it done. There's no
> need to be hostile to users just because the code *seems* silly.
>
This code doesn't just *seem* silly. For everything but testing whether it
works it is totally useless.
But we might turn the fatal error into a warning like we do it for "use" in
the global namespace: https://3v4l.org/ph7KW
Regards, Niklas