- print_r: documentation ( source)
- asort: documentation ( source)
<?php
$a = array("E", "A", NULL, "D", "C");
asort($a);
echo "<pre>"; print_r($a);
$b = array("Dog","Cat","Horse","Bear","Zebra");
$c = array(12, 11, 20, 30, 19);
foreach($a as $k=>$v){
$b1[] = $b[$k];
$c1[] = $c[$k];
}
echo "<pre>"; print_r($b1);
echo "<pre>"; print_r($c1);