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JavaScript Course for Beginners: Learn JavaScript Step by Step

A complete, modern guide to mastering the fundamentals of JavaScript in 2026. Learn how to write clean code, manipulate the DOM, handle user interaction, and build interactive web applications from scratch.

Instructor: Shanawar Ali · 10 Hours
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JavaScript Course for Beginners: Learn JavaScript Step by Step

Course articles and step-by-step lessons

10 lessons
1
LESSON 1 · 12 min read

Lesson 1: Introduction to JavaScript & Environment Setup

Set up your tools, explore developer consoles, and write your very first line of JavaScript code.

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2
LESSON 2 · 15 min read

Lesson 2: Variables, Data Types, and Operators

Learn the modern standards of declaring variables and performing mathematical or logical calculations.

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3
LESSON 3 · 14 min read

Lesson 3: Control Flow and Decision Making

Learn comparison operators, if/else logical structures, and conditional logic.

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4
LESSON 4 · 13 min read

Lesson 4: Loops and Iteration

Discover how to run a block of code multiple times using standard loop concepts like for, while, and do-while.

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5
LESSON 5 · 16 min read

Lesson 5: Functions and Scope

Learn how to declare functions, utilize arrow functions, understand input parameters, and manage variable scopes.

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6
LESSON 6 · 15 min read

Lesson 6: Working with Arrays

Master JavaScript arrays by learning basic array methods and advanced iteration tools.

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7
LESSON 7 · 14 min read

Lesson 7: Objects and JSON

Learn how to define objects, access and modify object properties, and utilize JavaScript Object Notation (JSON).

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8
LESSON 8 · 15 min read

Lesson 8: Introduction to the DOM

Learn how the Document Object Model maps your HTML code, and write JS to select and modify elements.

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9
LESSON 9 · 14 min read

Lesson 9: Event Handling

Learn how event listeners work, capture user input, and handle form submissions dynamically.

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10
LESSON 10 · 20 min read

Lesson 10: Building a Complete Capstone Project

Build a real-world, interactive task manager utilizing modern JS logic, DOM updates, event handlers, and LocalStorage data saving.

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