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run code in 300+ PHP versions simultaneously
<?php foreach (range(1, 100) as $i) { if (!($a=$i % 3) || !($b=$i % 5)) { if (!$a) echo 'Fizz'; if (!$b) echo 'Buzz'; } else { echo $i; } echo PHP_EOL; }

preferences:
46.26 ms | 402 KiB | 5 Q