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PHP implements file uploading to a specified folder, and the file path or name is stored in the database. How to achieve this?

PHP implements file uploading to a specified folder, and the file path or name is stored in the database. How to achieve this?

2018-09-26 01:40:34

javascript - How does front-end js encapsulate a method or a jQuery plug-in to enable clicking a button to open the local file management system and upload files?

To execute an event after clicking a button, open the local file management system, then select the file, and then select upload.

天蓬老师 2017-05-16 13:36:56

Under the background framework module, the value of the file field cannot be obtained when uploading a file. However, if a separate page is used to open and submit the upload, the value can be obtained. I don't know why?

Under the background framework module, the value of the file field cannot be obtained when uploading a file. However, if a separate page is used to open and submit the upload, the value can be obtained. I don't know why? Please give some advice! ! Thanks

竹枝梧叶 2018-05-12 23:15:21

How to prevent duplicate files in subfolders in Laravel

I have created an add view that can upload multiple files at the same time. When a file is uploaded, the file path will be displayed in a format similar to 'Drawings/PartNumber/Type/filename.extension'. I want to check in the 'Drawings' folder to make sure no file has the same extension, for example...

P粉770375450 2023-07-31 16:12:39

phpspreadsheet works on local XAMPP server but not on IIS (Windows Server 2012 R2)

I have developed a website using php and mysql where users have to upload excel files. In local server (XAMPP) I downloaded phpspreadsheet and was able to upload excel file to mysql database. But when I am dealing with the same thing on IIS (Windowsserver2012r2), the excel file cannot be uploaded to...

P粉136356287 2024-02-21 13:58:55

The file path has been saved in the database table. How can I output the file name from the database on the page and click on the file name to view the file content?

I am doing a file upload and output. Now I have implemented the file upload, but I don’t know how to output it. The path of the file has been reserved in the database. I want to output the file name on the page, and then click on the file name to view the entire content of the file. How to achieve t...

生如夏花 2019-04-24 11:15:13

Laravel project uploaded from local to cloud server cache update problem

When developing on local windows, the database name in the .env file was called test. I ftp uploaded the entire project folder to the server (centos7), and the database name in the env file was changed to laravel. Then execute php artisan migrate, but the following error appears, saying that te cann...

phpcn_u1582 2017-05-16 16:49:17

php - TP3.2 problem loading third-party libraries

Third-party libraries are often used in thinkphp development. I usually put the third-party class libraries in the Application/Codebase/ directory. Because many third-party libraries do not have namespaces, I don't want to add namespaces one by one. How to load the class library file in the Codebase...

黄舟 2017-06-27 09:17:46

javascript - How to filter out hidden files in a folder when dragging a folder to upload

When using the jQuery-File-Upload plug-in, you can drag files or folders to upload. When dragging a folder to upload, all files (including hidden files) are uploaded by default, but the requirement is not to upload hidden files. For example, there are 6 files in this folder, 3 of which are hidden...

阿神 2017-05-19 10:44:58

phpstudy2018 500 error occurred when uploading php suffix file

The following is the code for uploading files, but when I upload web script languages such as php, asp, jsp, a 500 error occurs. Other suffix files are normal, but when I use phpstudy2016, the upload is normal. I feel that it may be a problem with the apache configuration file, so I thought I wo...

安静ˇ 2018-03-07 15:59:26

Why can't I update my css files via purgecss?

I'm implementing a mini CSS library using SASS and I want to purge it, currently I'm using purgecss and I don't have any problems with it, but one problem is when I add a class from the CSS library to my html, that particular class doesn't will be included in my purge file, I need to re-purge my css...

P粉466643318 2023-09-14 19:27:35

ruby-on-rails - Why does the server always fail to upload files using nginx?

The specific situation is: I have an app (rails+passenger+nginx), which provides an upload function for users to upload files. After I deployed it to the server, I tested 1: Use my computer to upload files and everything is ok2: Use my company's Uploading files via computer is OK3: When providing it...

迷茫 2017-05-16 17:30:21

How to upload json files to github repository?

Please help github. I uploaded my website to github repository. I have a json file with translations that are handled locally with javascript and everything works fine, but not on github. Thanks

P粉033429162 2024-03-26 17:06:34

Programmatically display filenames in file input: Implemented using Angular

Good evening, I'm developing an application using Angular15 and one of the functions is to populate a table with team member data. To add a member, a button needs to be clicked, which then displays a modal window to fill in the data and add some files. Editing operations are the same. I've successfu...

P粉347804896 2023-09-10 14:51:49

How to upload files using Python's requests library?

I'm using Python's requests library to perform a simple task, uploading a file. I've searched on StackOverflow and no one seems to be having the same problem, where the file is not being received by the server: importrequestsurl='http://nesssi.cacr.caltech.edu/cgi-bin/getmulticonedb_release2.cgi/pos...

P粉071559609 2023-08-16 18:44:37

Image storage - php mysql stores base64 images

In the HTML5 canvas, I used a third-party control for making emoticon packages, and now I want to upload the completed emoticon package to the mysql database. Whether you upload it to a local server and then store the file address in the database, or use it in blob form, you can do it. Please tell m...

ringa_lee 2017-05-19 10:07:42

The Linux system does not support PHP operations to access the database. Can you please advise on other solutions?

The database of Windows computer software is accessible. If you want to share data, upload the database mdb file to the web server through php, and then php reads the mdb database into html. When the web server is windows, the test is normal. The Linux system does not support PHP operations to acces...

forever 2017-10-31 14:35:35

Why can't I pass type information when drilling into props when using React and TypeScript?

I'm a long time React user but currently trying to learn Typescript. In React, when you need to pass props down several levels, why don't the types defined by the top-level parent component remain in the props? It seems frustrating to have to redefine types on the parent component and all child comp...

P粉776412597 2023-09-14 17:35:21

PHP toolbox 360 reports danger

This is when I upload the file to FTP. . Every file is reported as dangerous. When I first installed the PHP toolbox, it also reported a Trojan horse.

武林萌主 2018-07-31 17:59:23

How to upload files to multiple servers using node multer?

Now there is a function to click a button to upload files, but there is a load server, so it can only be uploaded to one computer at a time. How can it be uploaded to two computers at the same time?

阿神 2017-05-24 11:39:03