Online PHP editor | output for 9q0Pt

<?php function days_in_month($month, $year) { return date('t', mktime(0, 0, 0, $month, 1, $year)); } $months = array(5,6,7); $year = "2017"; foreach($months as $month) { $days_in_month = days_in_month($month, $year); $first_day = mktime(0,0,0,$month, 1, $year) ; $day_of_week = date('D', $first_day); $month = str_pad($month, 2, 0, STR_PAD_LEFT); //--------------------------------------------------------- //sets the first day of the month to 1 $day_num = 1; //count up the days, until you've done all of them in the month while ( $day_num <= $days_in_month ) { $i = str_pad($day_num, 2, 0, STR_PAD_LEFT); $day = date('D', mktime(0,0,0,$month, $day_num, $year)); if (date('d.m', mktime(0, 0, 0, $month, $i, $year)) == date('d.m')){ echo "<a href='".site_url()."/?date=".$i.".".$month."' class='today' title='Днес'>".$i." /</a>"; } elseif ($i.".".$month == $_GET['date']){ echo "<a href='".site_url()."/?date=".$i.".".$month."' class='selected' title='Събития на $i".".$month".".$year'>".$i." /</a>"; } elseif ($day == 'Mon'){ echo "<a href='".site_url()."/?date=".$i.".".$month."' class='monday' title=Понеделни"к $i".".$month".".$year"Mondey" $i".".$month".".$year">".$i." /</a>"; } else { switch ($day) { case "Tue": echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title='Вторник $i".".$month".".$year'>".$i." /</a>"; break; case "Wed": echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title='Сряда $i".".$month".".$year'>".$i." /</a>"; break; case "Thu": echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title='Четвъртък $i".".$month".".$year'>".$i." /</a>"; break; case "Fri": echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title='Петък $i".".$month".".$year'>".$i." /</a>"; break; case "Sat": echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title='Събота $i".".$month".".$year'>".$i." /</a>"; break; case "Sun": echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title='Неделя $i".".$month".".$year'>".$i." /</a>"; // break; // default: // echo "Your favorite color is neither red, blue, nor green!"; } //echo "<a href='".site_url()."/?date=".$i.".".$month."' class='workday' title=$i".".$month".".$year>".$i." /</a>"; } $day_num++; } } ?>