php - 在php中通过url传递数据时出现问题
问题描述
将数据从表单通过url传递到php中的数据库时出现以下错误
<b>Notice</b>: Trying to get property 'name' of non-object in
<b>C:\xampp\htdocs\api\product\create.php</b> on line <b>24</b><br />
<b>Notice</b>: Trying to get property 'price' of non-object in
<b>C:\xampp\htdocs\api\product\create.php</b> on line <b>25</b><br />
<br />
<b>Notice</b>: Trying to get property 'description' of non-object in
<b>C:\xampp\htdocs\api\product\create.php</b> on line <b>26</b><br />
<br />
<b>Notice</b>: Trying to get property 'category_id' of non-object in
<b>C:\xampp\htdocs\api\product\create.php</b> on line <b>27</b><br />
{"message": "Product was created."}
从文件 create.php 中找到以下代码,我在提交后将数据从表单传递到数据库时遇到问题。
创建.php:
<?php
// required headers
header("Access-Control-Allow-Origin: *");
header("Content-Type: application/json; charset=UTF-8");
header("Access-Control-Allow-Methods: POST");
header("Access-Control-Max-Age: 3600");
header("Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-
Headers, Authorization, X-Requested-With");
// get database connection
include_once '../config/database.php';
// instantiate product object
include_once '../objects/product.php';
$database = new Database();
$db = $database->getConnection();
$product = new Product($db);
// get posted data
$data = json_decode(file_get_contents("php://input"));
// set product property values
$product->name = $data->name;
$product->price = $data->price;
$product->description = $data->description;
$product->category_id = $data->category_id;
$product->created = date('Y-m-d H:i:s');
// create the product
if($product->create()){
echo '{';
echo '"message": "Product was created."';
echo '}';
}
// if unable to create the product, tell the user
else{
echo '{';
echo '"message": "Unable to create product."';
echo '}';
}
?>
请通过使用 php 将表单中的数据通过 url 传递到数据库来帮助解决此问题。
解决方案
推荐阅读
- reactjs - 渲染方法中的反应无法读取 this.props.location.state”
- wordpress - Wordpress Http -> Https 砖块网站
- javascript - 如何从 .InnerHTML 获取文本以在更改时淡入和淡出
- python - 增加 np.array 的大小
- c - 为什么 sum 的值会发生变化
- nginx - 如何在 url 中使用带有访问令牌的 nginx 代理?
- c++ - 填充后存储图像的问题
- excel - 在 VBA 中循环遍历 Range 的替代解决方案
- python - 加载 word2vec (gensim) 时如何解决 unpickling 键错误?
- javascript - 从加速度计传感器读取有意义数据的最佳/最快方法?(LSM9DS0)