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<?php var_dump(hello); function atom(...$atoms) { array_walk( $atoms, function ($atom) { if (defined($atom)) { if ($atom !== constant($atom)) raise("The atom is already defined with a different value: ".$atom); } else { define($atom, $atom); } } ); } atom(@atom); atom(@raise); atom(@dispatch); atom(@acceptsmessage); atom(@isatom); var_dump(@atom);

preferences:
57.68 ms | 402 KiB | 5 Q