<?php
$format = 'Y-m-d H:i:s';
$days_left = 7;
$date = time();
echo (new DateTime('1 days ago'))->format('Y-m-d');
$dateParts = explode('-', date('Y-m-d', $date));
var_dump(DateInterval::createFromDateString("12 days ago"));
$start = mktime(0,0,0, $dateParts[1], intval($dateParts[2])-$days_left, $dateParts[0]);
echo date($format,$start)."\n";
$end = mktime(0,0,0, $dateParts[1], intval($dateParts[2])-($days_left-1), $dateParts[0]);
echo date($format,$end);
preferences:
33.92 ms | 402 KiB | 5 Q