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run code in 300+ PHP versions simultaneously
<?php $max = 100000; $a = $b = $c = 0; foreach (range($max) as $i) { $a = $a + $b + $i; $b = $a * 5678 * $i; $c = $i * $i; } //0,046 s

preferences:
25.84 ms | 402 KiB | 5 Q