BubbleSort.php

function mySort(array $elements) {
	$sorted = true;
	
	for ($i = 0; $i < count($elements)-1; $i++) {
		if ($elements[$i] > $elements[$i+1]) {
			$tmp = $elements[$i+1];
			$elements[$i+1] = $elements[$i];
			$elements[$i] = $tmp;
			$sorted = false;
		}
	}
	
	if ($sorted) {
		return $elements;
	} else {
		return mySort($elements);
	}
}

print_r(mySort([3, 5, 1, 2, 8, 0]));