Found a total of 10000 related content
How to create a simple file upload progress bar in php
Article Introduction：Answer: Select files through HTML forms, JavaScript uses XMLHttpRequest to listen to upload progress and update the progress bar, and PHP processes the file to save. 1. Create a form with file input and progress bar; 2. Intercept submissions with JavaScript, send files through FormData and XMLHttpRequest, and listen to the update progress of the upload.progress event; 3. PHP receives files, checks for errors and moves to the uploads directory; 4. Ensure that the directory is writable and the PHP configuration is correct, and the client and server verification is recommended. This method utilizes front-end events to achieve real-time feedback without additional extensions.
2025-09-02
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157
phpmaster | Uploading Files with PHP
Article Introduction：PHP file upload: build a safe and reliable upload system
Online photo album pictures, email attachments, and batch processing application data files have one thing in common: they all need to upload files to the Internet through the user's web browser. The file upload feature is an important part of many websites and web applications that are used every day. This article will show you how to add file upload support to your website using PHP.
Key Points
Adding file upload support in PHP requires creating an HTML form for users and a PHP script for processing files uploaded on the server. The element must use the POST method and set the enctype property to multipart/fo
2025-03-03
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954
Getting Started with TransloadIt - Key Concepts
Article Introduction：Key Takeaways
TransloadIt is a file-processing service primarily used for processing images, videos, and audio, allowing various operations like resizing, optimizing, and format conversion. It enables file upload directly to their servers, bypassi
2025-02-19
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927
Resolve the error of 'not selected' uploading of PHP files: In-depth understanding and configuration guide
Article Introduction：This article aims to solve the common problem that even if the file has been selected, you still receive the "No File Selection" error (UPLOAD_ERR_NO_FILE) during the upload process of PHP file. We will explore the root cause of this error in depth - the post_max_size limitation in PHP configuration, and provide detailed diagnosis, configuration adjustment methods and robust PHP upload processing code examples to ensure that you can upload various files smoothly.
2025-08-26
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813
PHP implements image upload and database association based on drop-down selection
Article Introduction：This tutorial explains how to build a feature that allows users to select a specific database record (such as a book) through the drop-down menu, then upload an image and associate its path to it. The content covers front-end form structure optimization, back-end PHP file upload processing, file naming strategies, and safe updating database records using preprocessing statements to ensure data accuracy and system security.
2025-09-03
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249
React Testing Library: Solution to test the file is empty when uploading
Article Introduction：This article aims to solve the problem that the file object is empty when using React Testing Library for file upload testing. By providing a custom createFile function, it simulates real file objects, ensuring that the file upload behavior in the test environment is consistent with the browser environment, thereby achieving more reliable testing.
2025-09-10
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269
