Online PHP editor | output for BIYFd

<?php $strsum_enddate = date("Y-m-d"); $sumend_timestamp = strtotime($strsum_enddate); $tempstart_timestamp = strtotime("-1 day"); $strtemp_date = date("Y-m-d", $tempstart_timestamp); // $artemp = explode("-", $strsum_enddate); $artemp = explode("-", $strtemp_date); $startyear = intval($artemp[0]) - 1; // derive start-date from end-date $startmonth = $artemp[1]; if (substr($startmonth, 0, 1) == "0") { $startmonth = substr($startmonth, 1); } $startmonth = intval($startmonth); $startday = $artemp[2]; if (substr($startday, 0, 1) == "0") { $startday = substr($startday, 1); } $startday = intval($startday); if ($startmonth == 2 && $startday == 29) { // if feb 29, set to feb 28, 2 years is not a leap year if ($emember_flag == 0) { // if not emember, go back 1 year $startday = 28; } } $strsum_startdate = $startyear ."-". $startmonth ."-". $startday; $sumstart_timestamp = strtotime($strsum_startdate); if ($emember_flag == 1) { // if emember, then 3 months $sumstart_timestamp = $sumend_timestamp - 91; $strsum_startdate = date("Y-m-d", $sumstart_timestamp); } // $sumend_timestamp = $sumend_timestamp + $param_day_multiplier; // add 1 day to cover today $sumend_timestamp = $sumend_timestamp; // covers only until yesterday // die("debug start and end-date: ". $strsum_startdate ." ; ". $strsum_enddate); echo date('r', $sumstart_timestamp) . ' ' . date('r', $sumend_timestamp);