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run code in 300+ PHP versions simultaneously
<?php $x = serialize(new _PHP_Incomplete_Class()); var_dump(unserialize($x)); // Did I succeed?
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Class "_PHP_Incomplete_Class" not found in /in/QQFO3:3 Stack trace: #0 {main} thrown in /in/QQFO3 on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 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: Class '_PHP_Incomplete_Class' not found in /in/QQFO3:3 Stack trace: #0 {main} thrown in /in/QQFO3 on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Class '_PHP_Incomplete_Class' not found in /in/QQFO3 on line 3
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/QQFO3 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: _php_incomplete_class in /in/QQFO3 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: _php_incomplete_class in /in/QQFO3 on line 3

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