- date_diff: documentation ( source)
- var_dump: documentation ( source)
- date_create: documentation ( source)
- time: documentation ( source)
- date: documentation ( source)
<?php
$a = date_create(date("Y-m-d", time()));
$b = date_create(date("Y-m-d", (time() - 1000000) ));
$d = date_diff($a, $b);
var_dump($d);