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<?php class Command { private $photoIds; private $categoryIds; private function setPhotoIds(int ...$photoIds):self { return $this->photoIds = $photoIds; } private function setCategoryIds(int ...$categoryIds):self { return $this->categoryIds = $categoryIds; } public function __construct(array $photoIds, array $categoryIds) { $this ->setPhotoIds(...$photoIds) ->setCategoryIds(...$categoryIds); } public function getPhotoIds():array { return $this->photoIds; } public function getCategoryIds():array { return $this->categoryIds; } } class Handler { public function __invoke(Command $command) { return array_sum($command->getPhotoIds(), $command->getCategoryIds()); } } $handler = new Handler(); $command = new Command([1, 2], [3, 4]); echo $handler($command);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: Command::setPhotoIds(): Return value must be of type Command, array returned in /in/9Otpf:10 Stack trace: #0 /in/9Otpf(21): Command->setPhotoIds(1, 2) #1 /in/9Otpf(45): Command->__construct(Array, Array) #2 {main} thrown in /in/9Otpf on line 10
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: Command::setPhotoIds(): Return value must be of type Command, array returned in /in/9Otpf:10 Stack trace: #0 /in/9Otpf(21): Command->setPhotoIds(1, 2) #1 /in/9Otpf(45): Command->__construct(Array, Array) #2 {main} thrown in /in/9Otpf on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Return value of Command::setPhotoIds() must be an instance of Command, array returned in /in/9Otpf:10 Stack trace: #0 /in/9Otpf(21): Command->setPhotoIds(1, 2) #1 /in/9Otpf(45): Command->__construct(Array, Array) #2 {main} thrown in /in/9Otpf on line 10
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/9Otpf on line 8
Process exited with code 255.
Output for 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/9Otpf on line 8
Process exited with code 255.
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