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<?php define('OK', function_exists('ok')); var_dump( OK ); class A{ const OK = function_exists('ok'); } var_dump( A::OK );
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.6
Fatal error: Constant expression contains invalid operations in /in/tOnQh on line 7
Process exited with code 255.
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182.09 ms | 1395 KiB | 35 Q