- var_dump: documentation ( source)
- date: documentation ( source)
- date_parse: documentation ( source)
<?php
$now = date('Y-m-d');
$now_array = date_parse($now);
$last_qtr = array(
intval($now_array['month']),
intval($now_array['month']) - 1,
intval($now_array['month']) - 2
);
var_dump($last_qtr);