<?php require_once $_SERVER['DOCUMENT_ROOT'] . '/bootstrap.php'; \MyClasses\Auth\AuthMaster::redirectIfNotLoggedIn(); $page['title'] = 'People'; echo get_partial('header.php', ['page' => $page]); $wheres = []; $order_bys = []; if (!empty($_GET['older_than'])) { $wheres[] = ['age', '>=', $_GET['older_than']]; } if (!empty($_GET['order_by'])) { $order_bys[] = $_GET['order_by']; } $people = \MyClasses\Models\Person::getAll($wheres, $order_bys); $existing_query_params = $_GET; ?> <div class="row"> <div class="col-sm-4"> <h1>All People</h1> </div> <div class="col-sm-8"> <form action=""> <div class="row" style="padding-top: 40px;"> <div class="col-sm-3 text-right"> <label>Minimum Age: </label> </div> <div class="col-sm-3"> <input type="number" min="18" name="older_than" value="<?php echo !empty($_GET['older_than']) ? $_GET['older_than'] : '';