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<?php define('Ha', false); define('Ha', true); var_dump(hA);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Constant Ha already defined in /in/1UL1X on line 3 Fatal error: Uncaught Error: Undefined constant "hA" in /in/1UL1X:4 Stack trace: #0 {main} thrown in /in/1UL1X on line 4
Process exited with code 255.

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