Online PHP editor | output for UYSo1

<?php const WEEK = 7; $products = [ 451, 455, 453 ]; $modfactor = count($products); $days = []; $now = time(); $weekdays = ["Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"]; $flipped = array_flip($weekdays); // building array to order by modulo product listing for ($i=0, $max = WEEK; $i < $max; $i++) { $days[$i] = $i % $modfactor; } // display each weekday's product ID foreach ($weekdays as $dex => $wday) { echo "$wday, "; echo $products[ $days[$dex] ], "\n"; } // get current product ID: $today = date("l",$now); $datetime = date("l, M j, Y h:i:s",$now); $dex = $flipped[ $today ]; foreach ($weekdays as $wday) { if ( stripos($wday,$today) ) { echo "\nToday is $datetime and the current product ID is ", $products[ $days[ $dex ] ]; } }