10004, 'status' => 'error', 'message' => '数据库连接失败']); exit; } // 判断是否admin登录 session_start(); if (!isset($_SESSION['username'])) { echo ""; exit; } if ($_SESSION['username'] != 'admin') { echo ""; exit; } // 获取所有的用户信息 if($action=='getUsers'){ $sql = "select * from users"; $result = mysqli_query($conn, $sql); $users = mysqli_fetch_all($result, MYSQLI_ASSOC); echo json_encode($users); } ?>