<?php
include_once("db_config.php");
date_default_timezone_set('Asia/Shanghai');
header("Content-Type: application/json"); // 返回 JSON 格式的响应
header("Access-Control-Allow-Origin: *"); // 允许跨域请求
header("Access-Control-Allow-Methods: POST, OPTIONS"); // 允许的方法
header("Access-Control-Allow-Headers: Content-Type"); // 允许的请求头

$queryString = "SELECT * FROM control_list";
$result = mysqli_query($conn, $queryString);
if(mysqli_error($conn)){
    echo json_encode(["code" => 1, "msg" => mysqli_error($conn)]);
    exit();
}
else{
    $data = array();
    while($row = mysqli_fetch_assoc($result)){
        $data[] = $row;
    }
    echo json_encode($data);
}