- var_dump: documentation ( source)
- array_combine: documentation ( source)
- explode: documentation ( source)
<?php
$a =array('1,2,6');
$b =array('2,3,1');
$a = explode(',',$a[0]);
$b = explode(',',$b[0]);
var_dump($a);
var_dump($b);
var_dump(array_combine($a,$b));