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run code in 300+ PHP versions simultaneously
<?php class HttpStatus { public static $ABC = 'abc'; public static $DEF = 'def'; } $abd = 'ABC'; $def = 'DEF'; echo HttpStatus::$abc; echo HttpStatus::${'ABC'};
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Access to undeclared static property HttpStatus::$abc in /in/bQfQK:12 Stack trace: #0 {main} thrown in /in/bQfQK 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: Access to undeclared static property: HttpStatus::$abc in /in/bQfQK:12 Stack trace: #0 {main} thrown in /in/bQfQK on line 12
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Access to undeclared static property: HttpStatus::$abc in /in/bQfQK on line 12
Process exited with code 255.

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