Answer 1

sort is in ascending order

<?php
$arr = array(12,14,76,1,42,7,24,33,13,52);
for($i = 0; $i < count($arr); ++$i) {
print $arr[$i].' ';
}

print '<br>';
sort($arr);

for($i = 0; $i < count($arr); ++$i) {
print $arr[$i].' ';
}
?>

https://www.w3schools.com/PhP/php_arrays_sort.asp