When ajax requests data from the database in php and returns it to javascript using JSON, some data cannot be displayed. Can you please solve this problem?

What I wrote is a filtering function. I used Ajax to request information from the database in PHP and sent it back to JavaScript using JSON. However, when entering relevant content, some filters can be read from the database, while others cannot. I would like to ask Ask how to solve it. javascript c...

过去多啦不再A梦 2017-06-13 09:22:04 0  1  936

Create a GET API with authorization token using Laravel

I have a registration API which registers the user details to the database and it also generates the token using laravelPassport and saves the token to the database Now I am trying to create a getapi which will get all the data from the database using the generated token I have tried the route in ap...

P粉239164234 2023-12-25 09:40:02 0  1  485

How to return and update data in PHP

After modifying the form with PHP, use <script type="text/javascript">window.history.go(-1);</script> after submission. The database modification is successful, but the original data is still displayed after the page is returned, and it needs to be refreshed manually. New data ...

P粉726632954 2022-11-07 14:30:56 0  0  575

jsonp - The background php returns json. The local test Chinese display is normal, but the server Chinese becomes a question mark.

The back-end PHP gets the data from the MySQL database, and the output is in json format and transmitted to the front desk. The PHP files on the local and server are connected to the same database. During the local test, the json return data is normal in Chinese, but the json return data on the serv...

过去多啦不再A梦 2017-05-16 13:01:57 0  1  549

Please tell me how to delete a record using native PHP PDO. It has been unsuccessful and I don't know where the mistake is.

Please give me some advice on deleting a record in native PHP PDO. I have been unsuccessful. I don’t know where the mistake is. I have been troubled for a long time. Please give me some advice. You need to delete a piece of data through GET, <a href="localhost/admin/cmd.php?act=delInfo&t...

志远电脑小马哥 2022-05-11 20:38:55 0  2  925

Missing newline characters while getting data from PostgreSQL database using PHP

Title: Missing newline characters when getting data from PostgreSQL database using PHP Text: When I use PHP to get data from a PostgreSQL database, I encountered a problem. I use Navicat to view the data in the database, and I can obviously see the newlines (\n) in the data.

P粉696146205 2023-08-06 13:44:42 0  1  661

Thoughts on tp5.1 cache files

In tp5.1, I have an idea to encapsulate a class and write all the data that needs to be read, including update and delete methods. The key point is that this class generates cache files. If it is called like this, it does not go through the database. Isn’t it very complicated? quick? I imagine it wi...

A影视文娱 杨 2019-02-21 21:18:02 0  4  1854

php - How to use Redis to solve the problem of repeated data insertion into MySQL caused by concurrency?

Business scenario: There is a query system. When the user queries, if the database does not have data, it needs to call a third-party query interface to obtain the data, then insert the data into the database, and then retrieve the data from the database and return it to the user. [The system is dev...

淡淡烟草味 2017-05-16 13:01:48 0  4  708

golang - 在使用GO向Mongodb插入数据的问题

我创建了一个 struct, 使用 fmt.Println() 打印的信息如下 {代码...} 然后使用 MGO 向数据库插入 {代码...} 完成以后去数据库里面查看，记录上在只有id的信息。另外一个字段的信息没有？

某草草 2017-04-25 09:03:43 0  1  580

Changes to phpmyadmin

I used phpmyadmin opened by wampsever to create my own database. Now I feel that I am not very good at using wampsever. I want to change it to phpstudy. Then the newly created phpmyadmin does not have the previous database. How can I use the database built by phpmyadmin in wampsever before? Move it ...

Mr.Y 2018-06-07 15:39:29 0  1  939

I would like to ask if PHP can read the mssql record set directly and store it directly into an array? Thank you

It used to be asp, but now it is transferred to php. For example, $sql = "SELECT * FROM abcDB"; //Record 20 records. How to get a two-dimensional record set and store it in an array at one time. Reason: After the database operation is completed, I want to disconnect. The data is slowly cir...

stock2 2019-04-27 20:02:10 0  1  976

Method to generate PDF files: Use Node.js to connect to MySQL database

I'm trying to generate a PDF file using Nodejs, Pdfkit and pdfkit-table using data stored in a Mysql database. I need to print records from a database to a table in a PDF document. The code below generates an empty PDF file. Please help me solve the problem why it is not generating PDF file with dat...

P粉154798196 2023-08-25 14:23:44 0  1  660

Help me restore the PHP shopping cart code to the database

https://www.cnblogs.com/xuan584521/p/6522385.html I found this on the Internet. I don’t want to use session to save locally and want to change it into a database with the ability to submit orders to the database so that it can be used on any computer. You can see the items in the shopping cart. I am...

『最美的时光』 2019-03-12 20:39:38 1  4  1330

The image was uploaded successfully. Is there any data in the database?

<?phprequire_once ("../../conn/Conn_DB.php");//Determine required information if($_POST["txt_name"]!="" && $_FILES["txt_image"]!="" && $_POST["txt_vpri

P粉845382159 2023-01-12 21:41:10 0  1  830

Laravel uses ajax to submit this form. How should the controller code be written?

Use ajax to submit a set of forms, which contains an image. Originally, it could be successfully saved to the database when submitted without ajax. However, because the image needs to be compressed before uploading, it was changed to ajax submission. The ajax request was sent successfully, but it co...

phpcn_u1582 2017-05-16 16:54:07 0  2  545

Is the WeChat QR code generation and usage function with scene parameters implemented?

The public account does not have the function of directly generating a parameter QR code. How can we generate this parameter QR code? The WeChat public account function implements #微信help channel QR code generation (generate parameter QR code, scan the code to reply, and data query statistics)

whb2010 2019-03-15 16:22:51 0  0  1311

How to automatically generate page numbers 1, 2, 3..., help, urgent

<?php//Paging function//Connect to the database require_once("connect.php");$page = isset($_GET['page'])?intval($_GET['page']):1;//Set The current page number, if not, set it to 1$num=3;//Display 3 pieces of data per page/*First of all, we need to get how much data there is in the datab...

梁温柔 2018-04-18 17:26:51 0  0  1217

How to automatically upload new data to the database as soon as it is available

Requirements: Implement automatic uploading of data as soon as the database has data. Requirements explanation: I have done a hospital electronic hair bleaching project before. The requirements are as follows. After the outpatient billing office settles the bill, the patient's settlement information...

程序小学生 2022-12-21 14:13:43 0  2  1229

Automatically upload new data to the database as soon as it is available

Requirements: Implement automatic uploading of data as soon as the database has data. Requirements explanation: I have done a hospital electronic hair bleaching project before. The requirements are as follows. After the outpatient billing office settles the bill, the patient's settlement information...

PHP中文网用户-5864116 2023-07-24 03:40:05 0  2  437

add jpg image from mysql to html

As a preface, I'm very new to this so this might be a stupid question, but... I'm trying to design a website that pulls from a database where I store product information for a "store" . This is my code so far. session_start();include("connections.php");$con=mysqli_connect($server...

P粉511757848 2024-04-02 13:27:34 0  1  462