- print_r: documentation ( source)
<?php
$array = array('4','2','3','0');
echo "<pre>";print_r($array);
function bubble_sort($array){
$count = count($array);
for($i=0;$i<$count;$i++){
for($j=0;$j<$count-1-$i;$j++){
if($array[$j+1]<$array[$j]){
swap($array,$j,$j+1);
}
}
}
return $array;
}
function swap(&$arr,$a,$b){
$temp = $arr[$a];
$arr[$a] = $arr[$b];
$arr[$b] = $temp;
}
$array1 = bubble_sort($array);
print_r($array1);