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Saturday, August 16, 2025

JavaScript Learning Path (0 → Hero in 10 Chapters) | Learn JavaScript from Basics to Advanced


 


JavaScript Learning Path (0 → Hero in 10 Chapters) | Learn JavaScript from Basics to Advanced


Chapter 1: Getting Started with JavaScript

  • What is JavaScript & where it runs

  • Role in Web Development (HTML, CSS, JS)

  • Setting up Environment (Browser, VS Code, Node.js basics)

  • Writing first script (console.log, inline, internal, external JS)

  • Using Browser Developer Tools (Console, Debugging)


Chapter 2: Core Fundamentals

  • Syntax & Case Sensitivity

  • Variables (var, let, const)

  • Primitive Data Types (string, number, boolean, null, undefined, symbol, bigint)

  • Type Conversion & Coercion

  • Comments & Best Practices

  • Operators & Expressions

    • Arithmetic, Assignment, Comparison

    • Logical (&&, ||, !)

    • Ternary (?:)

    • Precedence & Associativity


Chapter 3: Control Flow & Functions

  • Conditional Statements (if, else if, switch)

  • Truthy & Falsy values

  • Loops (for, while, do…while)

  • Loop Control (break, continue)

  • Functions

    • Declaration & Expression

    • Parameters, Return Values, Default Parameters

    • Arrow Functions (=>)

    • Scope (local, block, global)

    • Higher-Order Functions


Chapter 4: Data Structures (Arrays, Strings, Objects)

  • Arrays: creation, iteration, methods (push, map, filter, reduce, sort)

  • Multidimensional Arrays

  • Strings: methods (slice, includes, split, replace, trim)

  • Template Literals & String Interpolation

  • Objects: properties, nested objects, methods

  • this keyword basics

  • JSON (stringify, parse)

  • Destructuring & Spread/Rest Operators



Chapter 5: DOM Manipulation

  • DOM Tree & Selectors (getElementById, querySelector)

  • Changing Content (innerText, innerHTML, value)

  • Changing Styles (style, classList)

  • Creating & Removing Elements (appendChild, remove)

  • Traversing DOM (parent, child, siblings)



Chapter 6: Events & Interactivity

  • Adding Event Listeners (onclick, addEventListener)

  • Event Object

  • Mouse & Keyboard Events

  • Form Handling (input, change, submit)

  • Event Bubbling & Delegation



Chapter 7: Advanced Functions & Asynchronous JavaScript

  • Function Hoisting

  • IIFE (Immediately Invoked Function Expressions)

  • Closures & Lexical Scope

  • Callbacks

  • Debouncing & Throttling

  • Asynchronous Programming

    • setTimeout, setInterval

    • Promises (resolve, reject, then, catch)

    • async & await

    • Fetch API (GET, POST requests)

    • Error Handling (try...catch)


Chapter 8: ES6+ and Object-Oriented JavaScript

  • ES6+ Features Recap

    • Template Literals

    • Destructuring

    • Spread & Rest Operators

    • Modules (import, export)

  • OOP Concepts

    • Constructor Functions

    • Prototypes & Prototype Chain

    • Classes & Inheritance

    • Encapsulation, Polymorphism

    • Static Methods & Properties


Chapter 9: Advanced Browser APIs & Tooling

  • Error Handling & Debugging

  • Local Storage & Session Storage

  • Cookies (basics)

  • Geolocation API

  • Canvas API (drawing)

  • File & Clipboard APIs

  • Async Iterators, Generators

  • Real-Time with WebSockets

  • Build Tools & Testing

    • Linting (ESLint), Formatting (Prettier)

    • Babel (transpilation)

    • Webpack (bundling)

    • Unit Testing Basics (Jest/Mocha)



Chapter 10: Final Projects & Best Practices

  • Patterns & Best Practices

    • DRY, KISS, YAGNI

    • Modular JavaScript

    • Singleton, Observer, Factory Patterns

    • MVC Pattern

  • Security Considerations (XSS, CSRF)

  • Final Capstone Project (Hands-on)

    • Build a Mini ERP-like App (Invoice/To-Do/Notes/Weather)

    • Combine: DOM + Events + Async API Calls + LocalStorage + OOP + Error Handling + Testing

1 comment:

Thanks for your valuable comment...........
Md. Mominul Islam

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