Online PHP editor | output for pYjQJ

<?php $post = new \stdClass(); $events = array( (object) array( 'ID' => 8717, 'post_author' => 5, 'post_date' => '2020-01-28 10:00:36', 'post_parent' => 2766, 'post_title' => 'Film 1', ), (object) array( 'ID' => 8716, 'post_author' => 5, 'post_date' => '2020-01-28 14:25:36', 'post_parent' => 2769, 'post_title' => 'Film 2', ), (object) array( 'ID' => 8718, 'post_author' => 5, 'post_date' => '2020-01-28 14:00:39', 'post_parent' => 2766, 'post_title' => 'Film 1', ), (object) array( 'ID' => 8719, 'post_author' => 5, 'post_date' => '2020-01-28 14:25:36', 'post_parent' => null, 'post_title' => 'Film 4', ), (object) array( 'ID' => 8720, 'post_author' => 5, 'post_date' => '2020-01-28 14:00:39', 'post_parent' => null, 'post_title' => 'Film 5', ), ); function tribe_event_featured_image($id, $size) { return 'IMAGE'; } function tribe_get_start_date($event, $condition, $format) { return date_create($event->post_date)->format($format); } global $post; $matchedParents = []; foreach ($events as $event) { if (in_array($event->ID, $matchedParents)) { //post_parent has already been output continue; } echo tribe_event_featured_image($event->ID, 'medium' ) . PHP_EOL; echo '<h4>'. $event->post_title . '</h4>' . PHP_EOL; /* display the times for the post_parent */ $eventTimes = []; if (empty($event->post_parent)) { $eventTimes[] = tribe_get_start_date($event, false, $format= 'H:i'); } else { foreach ($events as $subEvent) { if ($event->post_parent === $subEvent->post_parent) { //store the matched events $matchedParents[] = $subEvent->ID; $eventTimes[] = tribe_get_start_date($subEvent, false, $format= 'H:i'); } } } /* optionally sort the times */ natsort($eventTimes); //output the event times as a CSV echo implode(', ', $eventTimes); echo PHP_EOL , PHP_EOL; }