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@ 2017-04-28T10:52:37Z

<?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);

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
asort: documentation ( source)

preferences:dark modelive previewkey bindings

27.86 ms | 405 KiB | 5 Q