<div class="col-md-5"> <button class="btn btn-primary" type="button" data-toggle="collapse" data-target="#collapseExample" aria-expanded="false" aria-controls="collapseExample"> Listar Alunos </button> <div class="collapse" id="collapseExample"> <div class="well"> <?php require_once 'config/connect.php'; require_once 'class/ServiceDB.php'; require_once 'class/Aluno.php'; $aluno = new Aluno(); $crud = new ServiceDB($conn, $aluno); $x = 0; foreach ($crud->listar() as $c) { ?> <div class="row"> <div class="col-md-5"> <?php echo $c['nome']; ?> </div> <div class="col-md-3"> </div> <?php if ($estado == 1) {