Day 1: Introduction to JavaScript

• Overview of JavaScript
  • History and evolution of JavaScript.
  • Understanding where JavaScript fits in the web development landscape.
• Setting Up the Development Environment
  • Tools needed: Text editors (e.g., VS Code), web browsers, and browser developer tools.
  • Creating a basic HTML file to run JavaScript.
• JavaScript Basics
  • Syntax and basic constructs: Comments, variables, data types.
  • Declaring variables using var, let, and const.
  • Basic operators: Arithmetic, assignment, comparison, logical operators.
• Control Structures
  • Conditional statements: if, else, switch.
  • Loops: for, while, do-while.
  • Functions: Defining and invoking functions, parameters, and return values.

Day 2: Advanced Data Handling and Functions

• Advanced Data Handling
  • Arrays: Creation, manipulation, and traversal methods (forEach, map, filter, reduce).
  • Objects: Defining objects, properties, methods, and exploring built-in methods.
  • JSON: Parsing and stringifying JSON objects to interface with data formats commonly used in web APIs.
• Functions Deep Dive
  • Function expressions vs. function declarations.
  • Arrow functions: Syntax and when to use them.
  • Higher-order functions: Functions that take other functions as arguments or return functions.

Day 3: Intermediate JavaScript Concepts and DOM Manipulation

• Intermediate JavaScript Concepts
  • Scope and hoisting in detail.
  • Closures: How and why to use closures in JavaScript.
  • The this keyword: Different contexts and how this behaves in each.
• DOM Manipulation and Event Handling
  • Introduction to the Document Object Model (DOM).
  • Selecting elements using document.querySelector and document.querySelectorAll.
  • Modifying elements: Changing innerHTML, textContent, and manipulating CSS styles.
  • Adding and removing DOM elements dynamically.
  • Event handling: Binding events to elements, event propagation, and default event behavior.