real_escape_string($_GET["article"]); $responseJSON = []; $result = $conn->query("SELECT * FROM comments WHERE article='$article'"); if ($result->num_rows > 0) { while ($row = $result->fetch_assoc()) { $commentElement = [ "name" => $row["name"], "comment" => $row["comment"], "gravatarURL" => get_gravatar($row["email"]) ]; array_push($responseJSON, $commentElement); } } header('Content-Type: application/json'); echo json_encode($responseJSON);