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<?php class Runnable { protected function __construct() { echo 'New runnable object has been created'.PHP_EOL; } } class Thread extends Runnable { protected function __construct() { echo 'New thread has been created'.PHP_EOL; } } $thread = new Thread();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Call to protected Thread::__construct() from global scope in /in/J1Kt1:12 Stack trace: #0 {main} thrown in /in/J1Kt1 on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Call to protected Thread::__construct() from invalid context in /in/J1Kt1:12 Stack trace: #0 {main} thrown in /in/J1Kt1 on line 12
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Call to protected Thread::__construct() from invalid context in /in/J1Kt1 on line 12
Process exited with code 255.

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