- var_dump: documentation ( source)
- asort: documentation ( source)
<?php
$foo = array(
'a' => -1,
'b' => 0,
'c' => 0,
);
asort($foo, SORT_NUMERIC);
var_dump($foo);
$foo = array(
'a' => -1,
'b' => 0,
'c' => 0,
'd' => 0,
);
asort($foo, SORT_NUMERIC);
var_dump($foo);