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run code in 300+ PHP versions simultaneously
<?php class A { function B() { echo "TEST"; } } $test = A->B; $test();
Output for 8.1.23 - 8.1.27, 8.2.10 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "A" in /in/5XIJK:10 Stack trace: #0 {main} thrown in /in/5XIJK on line 10
Process exited with code 255.
Output for 5.4.0 - 5.4.19
Parse error: syntax error, unexpected '->' (T_OBJECT_OPERATOR) in /in/o9NT0 on line 10
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/o9NT0 on line 10
Process exited with code 255.

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