- var_dump: documentation ( source)
- array_values: documentation ( source)
<?php
$arr = array(
'volume' => 1,
'order_profit' => 2,
'order_profit_usd' => 3,
'commission' => 4,
'commission_usd' => 5
);
var_dump(array_values($arr) === array(1, 2, 3, 4, 5));