- var_dump: documentation ( source)
- ksort: documentation ( source)
<?php
$foo = array(0,1,2,3,4,40,50,66,72,'f','0','g',4,35,5,654,654,2,2345,456,'asdf');
$bar = array(0,1,2,3,4,40,50,66,72,'f','0','g',4,35,5,654,654,2,2345,456,'asdf');
ksort($foo);
ksort($bar, SORT_NATURAL);
var_dump($foo);
var_dump($bar);