JavaScript 100 Days Roadmap

JAVASCRIPT 100 DAYS ROADMAP by CodingWallahSir 

📌 Videos 1-20 → JS Foundation Concepts [ First Programming Lang ]

📌 Videos 21-40 → JS DOM Manipulation [ Real time learning ]

📌 Videos 41-60 → APIs & Async JavaScript [ Heart of Development ]

📌 Videos 61-80 → Advanced JavaScript Concepts [ Become Pro ]

---

🔥Phase 1: JavaScript Basics (Videos 1-25)

1. Introduction to JavaScript
2. How to Add JavaScript to HTML
3. Variables (var, let, const)
4.  Data Types (String, Number, Boolean, Undefined, Null)
5. Type Conversion in JavaScript
6. Operators (Arithmetic, Comparison, Logical)
7. Conditional Statements (if-else, switch-case)
8. Loops (for, while, do-while, forEach)
9. Functions (Declaration, Expression, Arrow Functions)
10. Scope & Hoisting in JavaScript
11. Template Literals & String Methods
12. Math Object & Random Numbers
13. Date Object in JavaScript
14. Objects (Properties, Methods, Nested Objects)
15. Arrays (CRUD Operations, Iteration)
16. Array Methods (push, pop, shift, unshift, splice, slice)
17. Advanced Array Methods (map, filter, reduce, find)
18. Destructuring Objects & Arrays
19. Spread and Rest Operators
20. ES6 Features Overview
21. 👨‍💻 Mini Projects:
    ✔ Simple Calculator
    ✔ Digital Clock
    ✔ Word Counter

---

🚀 Phase 2: DOM Manipulation (Videos 25-50)

1. What is the DOM?
2. Selecting Elements (getElementById, querySelector)
3. Modifying HTML & CSS with JavaScript
4. Adding & Removing Elements (appendChild, removeChild)
5. Handling Click Events
6. Keyboard Events (keydown, keyup, keypress)
7. Mouse Events (mouseover, mouseout, mouseenter)
8. Event Delegation & Bubbling
9. Event Capturing & Prevent Default
10. Working with Forms & Input Fields
11. Form Validation (Email, Password, Required Fields)
12. Local Storage vs. Session Storage
13. Storing & Retrieving Data in Local Storage
14. Dynamically Creating Elements with JavaScript
15. Working with Checkboxes & Radio Buttons
16. Creating and Using Modal Popups
17. Custom Alert and Confirmation Boxes
18. Drag & Drop API in JavaScript
19.  Scroll Events & Lazy Loading
20. Creating a Simple Image Slider
21. 👨‍💻  Mini Projects:
    ✔ To-Do List App
    ✔ Theme Switcher (Dark/Light Mode)
    ✔ Form Validation

---

💖 Phase 3: Asynchronous JavaScript (Videos 50-75)

1. Synchronous vs Asynchronous JavaScript
2. Understanding the Event Loop
3. Callbacks & Callback Hell
4. Introduction to Promises
5. then & catch with Promises
6. finally in Promises
7. Promise.all, Promise.any, Promise.race
8. Async/Await in JavaScript
9. Error Handling in Async/Await
10. Introduction to Fetch API
11. Fetching Data from an API (GET Request)
12. Handling Errors in API Calls
13. Sending Data with Fetch (POST Request)
14. Using JSON in JavaScript
15. Introduction to the XMLHttpRequest Object
16. Working with APIs & Third-Party Services
17. AJAX in JavaScript
18. Debouncing & Throttling in JavaScript
19. Animating with setInterval & setTimeout
20. Real-World API Integration
21. 👨‍💻  Mini Projects:
    ✔ Weather App (Fetch API)
    ✔ Random Joke Generator
    ✔ News App with API

---

🎯Phase 4: Advanced JavaScript Concepts (Videos 75-100)

1. JavaScript Execution Context
2. Understanding Call Stack & Memory Heap
3. Understanding this Keyword in JavaScript
4. Call, Apply, and Bind Methods
5. Closures in JavaScript (Deep Dive)
6. JavaScript Currying
7. Prototypal Inheritance in JavaScript
8. Object-Oriented Programming (OOP) in JavaScript
9. ES6 Classes & Constructors
10. Understanding new Keyword
11. Working with Getters & Setters
12. Private & Static Methods in JavaScript
13. Factory Functions vs Constructor Functions
14. Understanding JavaScript Modules (import/export)
15. Web Storage API (Cookies vs Local Storage vs Session Storage)
16. JavaScript Memory Leaks & Optimization
17. WeakMap & WeakSet in JavaScript
18. Understanding Symbols & Iterators
19. Creating & Using Custom Events
20. Introduction to Web Components
21. 👨‍💻  Mini Projects:
    ✔ Expense Tracker
    ✔ Custom Modal Pop-up
    ✔ JavaScript Puzzle Game