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<?php echo new class { function __toString() { throw new \Exception('My err mes'); } };
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Exception: My err mes in /in/9a83H:6 Stack trace: #0 /in/9a83H(4): class@anonymous->__toString() #1 {main} thrown in /in/9a83H on line 6
Process exited with code 255.
Output for 7.0.1 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Fatal error: Method class@anonymous::__toString() must not throw an exception, caught Exception: My err mes in /in/9a83H on line 0
Process exited with code 255.
Output for 7.0.0
Fatal error: Method class@anonymous::__toString() must not throw an exception in /in/9a83H on line 0
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/9a83H on line 4
Process exited with code 255.

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