Learn JavaScript - Comprehensive Course
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Beginner Level
1. Introduction to JavaScript
What is JavaScript? Role in web development
Embedding JavaScript in HTML
JavaScript engines and runtimes (browser, Node.js)
Basic syntax: statements, comments, semicolons
2. Variables and Data Types
Declaring variables: var, let, const
Data types: Number, String, Boolean, Null, Undefined, Symbol, BigInt
Type coercion and type conversion
Intermediate Level
6. Objects and Arrays
Object literals and properties
Accessing and modifying properties
7. DOM Manipulation
Selecting elements
Changing content and attributes
Advanced Level
11. Advanced Functions
Closures and lexical scope
IIFE
12. Prototypes and Inheritance
Prototypal inheritance
Constructor functions
Professional Level
17. Advanced Asynchronous JavaScript
Promises and async/await
Event loop and concurrency model
18. Performance Optimization
Memory leaks
Code splitting and lazy loading
