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<?php class Test { public $stage; public function __construct($stage) { $this->stage = $stage; } public function __toString() { echo $this->stage.''; } } $array['test'] = function ($i) {return new Test($i);}; echo $array['test']('test');
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
test Fatal error: Uncaught TypeError: Test::__toString(): Return value must be of type string, none returned in /in/6KZvk:14 Stack trace: #0 /in/6KZvk(19): Test->__toString() #1 {main} thrown in /in/6KZvk on line 14
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 test Fatal error: Uncaught TypeError: Test::__toString(): Return value must be of type string, none returned in /in/6KZvk:14 Stack trace: #0 /in/6KZvk(19): Test->__toString() #1 {main} thrown in /in/6KZvk on line 14
Process exited with code 255.
Output for 7.4.0 - 7.4.33
test Fatal error: Uncaught Error: Method Test::__toString() must return a string value in /in/6KZvk:19 Stack trace: #0 {main} thrown in /in/6KZvk on line 19
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
test Recoverable fatal error: Method Test::__toString() must return a string value in /in/6KZvk on line 19
Process exited with code 255.
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
test Catchable fatal error: Method Test::__toString() must return a string value in /in/6KZvk on line 19
Process exited with code 255.

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