File Upload Using Javascript - HTML - CSS - Ep1

Learn how to build a JavaScript file upload system with client-side validation in this easy-to-follow tutorial. Whether you're a beginner or looking to brush up on your JavaScript skills, this video walks you through creating a simple HTML file upload form, validating file size, file type, and user input before submission. Perfect for anyone building a secure and user-friendly file upload feature without diving into complex AJAX or progress bars—though we do mention that too!

🔧 What You’ll Learn:

How to create a basic HTML form for file upload

How to validate files using JavaScript (before server-side processing)

Restrict file uploads by type and size

Prevent form submission until validation is passed

Store uploaded files to a local directory

Prepare for server-side validation with PHP in Part 2

👉 This tutorial is ideal for JavaScript beginners, web developers, and anyone building a custom file upload system with form validation using just HTML and JS.

📂 Chapters:

00:00 - Introduction to File Upload with JavaScript
00:38 - Demo: How the Upload Form Works
01:15 - Local Server Setup & Directory Structure
01:50 - How Uploaded Files Are Stored
02:20 - Breaking Down the HTML Form
03:10 - JavaScript Validation Overview
03:45 - Validating Email and Select Input
04:30 - File Type and Extension Validation

💡 Next Video (Part 2) will cover the PHP server-side validation and how to securely move files after upload. Stay tuned!

Tags:
#JavaScriptFileUpload #HTMLFileUploadForm #ClientSideValidation #FileUploadTutorial #WebDevelopment #JavaScriptValidation #SimpleFileUpload #FormValidation

[tymlova]

💬 I'd love to hear your thoughts!
if you have a different topic in mind around PHP, Javascript or web development, feel free to suggest it. Your feedback helps shape future tutorials. Let's build better code together! 🚀