ACF LEWP

arrayoutcome.md

Array
(
    [0] => Array
        (
            [event_name] => Anotha Event
            [event_times] => Array
                (
                    [0] => Array
                        (
                            [event_date] => April 6, 2015
                            [start_time] => 9:00 am
                            [end_time] => 4:00 pm
                        )

                )

        )

    [1] => Array
        (
            [event_name] => SUMMER KID’S CLUB SNEAK PEEK
            [event_times] => Array
                (
                    [0] => Array
                        (
                            [event_date] => April 30, 2016
                            [start_time] => 3:00 am
                            [end_time] => 8:00 am
                        )

                    [1] => Array
                        (
                            [event_date] => May 8, 2016
                            [start_time] => 3:00 am
                            [end_time] => 12:17 am
                        )

                )

        )

    [2] => Array
        (
            [event_name] => Test Kids Event 2
            [event_times] => Array
                (
                    [0] => Array
                        (
                            [event_date] => September 23, 2016
                            [start_time] => 5:00 am
                            [end_time] => 6:00 pm
                        )

                )

        )

    [3] => Array
        (
            [event_name] => Test 5
            [event_times] => Array
                (
                    [0] => Array
                        (
                            [event_date] => November 11, 2016
                            [start_time] => 8:00 pm
                            [end_time] => 2:00 pm
                        )

                )

        )

)

loop.php

			<?php

				$args = array( 
					'post_type' => 'events', 
					'posts_per_page' => -1,
					'meta_query' => array(
						array(
							'key'	=> 'event_category',
							'value'	=> 'Kids Event',
							'compare' => '=',
						),
						array(
							'key' => 'featured_event',
							'value'	=> 0,
							'compare' => '=',
						),
					),
				);

				$loop = new WP_Query( $args );

				$groups = array();

				while ( $loop->have_posts() ) : $loop->the_post();

					if( have_rows('event_times') ):
						$times = array();
					    while ( have_rows('event_times') ) : the_row();
							$times[] = array(
								'event_date' => get_sub_field('event_date'),
								'start_time' => get_sub_field('start_time'),
								'end_time' => get_sub_field('end_time'),
							);

					    endwhile;

					    $groups[] = array(
					    	'event_name' => get_the_title(),
					    	'event_description'=> get_field('event_description'),
					    	'event_times' => $times,
					    );

					endif;

				endwhile;


				echo '<pre>';

					function sortByOrder($a, $b) {
					  return strtotime($a['event_times'][0]['event_date']) - strtotime($b['event_times'][0]['event_date']);
					}

					usort($groups, 'sortByOrder');

					print_r( $groups );
				echo '</pre>';
			?>