<?php $x = [9,7,5,3,0]; $count = count($x) - 1; for ($pass = 0; $pass < $count; ++$pass) { for ($i = 0; $i < $count; ++$i) { if ($x[$i] > $x[$i + 1]) { [$x[$i + 1], $x[$i]] = [$x[$i], $x[$i + 1]]; } $results[] = implode($x); } $results[] = "\n"; } echo implode("\n", $results);
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