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<?php const CS_SECOND_LINE = 'a'; const TEST = 'b'; var_dump(in_array(self::CS_SECOND_LINE, [self::TEST, self::CS_SECOND_LINE]));
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: Cannot access "self" when no class scope is active in /in/4NP7q:6 Stack trace: #0 {main} thrown in /in/4NP7q on line 6
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: Cannot access self:: when no class scope is active in /in/4NP7q:6 Stack trace: #0 {main} thrown in /in/4NP7q on line 6
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Fatal error: Cannot access self:: when no class scope is active in /in/4NP7q on line 6
Process exited with code 255.

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