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Course IndexCourse Index1
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  1. 1JavaScript Course Index - Beginner to Advanced

Module 1: Introduction to JavaScriptModule 1: Introduction to JavaScript4
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  1. 1Introduction to JavaScript
  2. 2Setting Up JavaScript Environment
  3. 3Writing Your First JavaScript Program
  4. 4JavaScript in the Browser vs Node.js

Module 2: JavaScript BasicsModule 2: JavaScript Basics10
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  1. 1JavaScript Variables: var vs let vs const
  2. 2JavaScript Data Types
  3. 3JavaScript Type Conversion - Implicit and Explicit
  4. 4JavaScript Operators - Arithmetic, Comparison, Logical, Assignment
  5. 5JavaScript Expressions
  6. 6JavaScript Control Flow: if, else, switch
  7. 7JavaScript Loops - for, while, do-while
  8. 8JavaScript For Loop Examples
  9. 9JavaScript while Loop Examples
  10. 10JavaScript do while Loop Examples

Module 3: Functions and ScopeModule 3: Functions and Scope8
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  1. 1Defining and Calling Functions in JavaScript
  2. 2Function Expressions in JavaScript
  3. 3Arrow Functions in JavaScript
  4. 4JavaScript Parameters, Arguments & Return Values
  5. 5JavaScript Scope - Local, Global, Block
  6. 6Lexical Scope in JavaScript
  7. 7JavaScript Hoisting - var, let, function
  8. 8Closures in JavaScript

Module 4: Objects and ArraysModule 4: Objects and Arrays7
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  1. 1JavaScript Objects - Properties and Methods
  2. 2JavaScript Arrays
  3. 3JavaScript Array Methods - map(), filter(), reduce(), forEach() & more
  4. 4Destructuring Assignment in JavaScript
  5. 5Iterating over Objects in JavaScript
  6. 6Iterating Over Arrays in JavaScript
  7. 7Spread and Rest Operators in JavaScript

Module 5: The Document Object Model (DOM)Module 5: The Document Object Model (DOM)6
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  1. 1Understanding the DOM Tree in JavaScript
  2. 2Selecting Elements in DOM using JavaScript
  3. 3Modifying DOM Content and Attributes in JavaScript
  4. 4JavaScript Event Handling
  5. 5Creating Elements in JavaScript - DOM Manipulation
  6. 6Removing Elements in JavaScript

Module 6: ES6+ Modern JavaScriptModule 6: ES6+ Modern JavaScript4
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  1. 1Template Literals and Default Parameters in JavaScript - ES6 Guide
  2. 2Enhanced Object Literals in JavaScript - ES6 Features
  3. 3JavaScript Classes and Inheritance - ES6 OOP
  4. 4JavaScript Modules - import & export

Module 7: Asynchronous JavaScriptModule 7: Asynchronous JavaScript5
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  1. 1JavaScript Callbacks and Callback Hell
  2. 2JavaScript Promises - Creating and Chaining
  3. 3JavaScript Async/Await - Simplify Promises
  4. 4Fetch API in JavaScript - Get & Post Data
  5. 5Error Handling in Async JavaScript - Async/Await, Promises, Try-Catch

Module 8: Error Handling and DebuggingModule 8: Error Handling and Debugging3
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  1. 1JavaScript Error Types - Try Catch, ReferenceError, TypeError
  2. 2try, catch, finally in JavaScript
  3. 3Console API and Debugging in Browser - JavaScript Debugging Tools

Module 9: Browser APIs and Local StorageModule 9: Browser APIs and Local Storage5
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  1. 1JavaScript Browser APIs
  2. 2Local Storage in JavaScript - Store and Retrieve Data
  3. 3JavaScript Session Storage
  4. 4Manipulating URL and Browser History in JavaScript
  5. 5JavaScript Timers - setTimeout vs setInterval

Module 10: JavaScript and the WebModule 10: JavaScript and the Web4
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  1. 1JavaScript Form Validation - Validate User Input with Pure JS
  2. 2JavaScript DOM Events and Event Delegation
  3. 3Creating Interactive UI Elements with JavaScript
  4. 4JavaScript Fetch API - Get and Post Data

Module 11: Real-World JavaScript ProjectsModule 11: Real-World JavaScript Projects4
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  1. 1To-Do List App in JavaScript - Build a Console-Based Task Manager
  2. 2Build a Weather App Using API in JavaScript
  3. 3Simple Quiz Application in JavaScript
  4. 4JavaScript Budget Tracker Project - Expense Manager with Pure JavaScript

What is JavaScript and Why Learn It?

What is JavaScript?

JavaScript is a high-level, interpreted programming language primarily used to create interactive effects within web browsers. It is one of the core technologies of the World Wide Web, alongside HTML and CSS.

JavaScript was originally developed by Netscape as a way to add dynamic and interactive elements to websites. It runs directly in the browser, enabling features such as form validation, user interface enhancements, animations, and much more.

Key Characteristics of JavaScript

Why Learn JavaScript?

JavaScript is one of the most in-demand programming languages today. Here are a few reasons why learning JavaScript is a great choice:

Did You Know?

Question: Can JavaScript be used to build mobile apps?

Answer: Yes! Frameworks like React Native allow developers to use JavaScript to create cross-platform mobile applications for both iOS and Android.

Conclusion

JavaScript is a versatile, beginner-friendly, and industry-relevant language. Whether you're looking to build dynamic websites, mobile apps, or server-side applications, JavaScript opens the door to endless possibilities in software development.

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