JavaScript for Beginners
October 23, 2025 · View on GitHub
Languages
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Learn the fundamentals of JavaScript programming from basic syntax to DOM manipulation. Master essential JavaScript concepts through hands-on labs covering variables, operators, functions, arrays, objects, and event handling.
Exercises
| Index | Name | Difficulty | Practice |
|---|---|---|---|
| 01 | 🧩 🆓 JavaScript Introduction and Embedding | Beginner | Start Lab |
| 02 | 🧩 🆓 JavaScript Variables and Data Types | Beginner | Start Lab |
| 03 | 🧩 🆓 JavaScript Operators and Expressions | Beginner | Start Lab |
| 04 | 🧩 🆓 JavaScript Conditional Statements | Beginner | Start Lab |
| 05 | 🧩 🆓 JavaScript Loops | Beginner | Start Lab |
| 06 | 🧩 JavaScript Functions | Beginner | Start Lab |
| 07 | 🧩 JavaScript Arrays | Beginner | Start Lab |
| 08 | 🧩 JavaScript Objects | Beginner | Start Lab |
| 09 | 🧩 JavaScript DOM Manipulation | Beginner | Start Lab |
| 10 | 🧩 JavaScript Event Handling | Beginner | Start Lab |
About LabEx
LabEx is an interactive, hands-on learning platform dedicated to coding and technology. It combines labs, AI assistance, and virtual machines to provide a no-video, practical learning experience. With a strict 'Learn by Doing' approach, interactive online environments in the browser with automated step-by-step checks, structured content organization through the Skill Tree learning system, and a growing resource of 30 Skill Trees and over 6,000 Labs, LabEx offers comprehensive practical education. The platform includes Labby, an AI learning assistant built on latest AI models, providing a conversational learning experience.