Topics Covered

TypeScript Fundamentals

• Introduction to TypeScript
• What is TypeScript?
• Key Differences between JavaScript and TypeScript
• Benefits of TypeScript

Setting up the Environment

• Installing TypeScript
• Using tsc (TypeScript Compiler)
• Creating and Configuring tsconfig.json

Basic Syntax

• Variables and Constants
• Data Types and Type Annotations
• Type Inference
• Type Assertions

Types in Depth

• Primitive Types-
  1. String
  2. Number
  3. Boolean
  4. Null
  5. Undefined
  6. Symbol
  7. Bigint
• Object Types -
  1. Arrays
  2. Tuples
  3. Enums 4.Objects
• Advanced Types -
  1. Union Types
  2. Intersection Types
  3. Literal Types
  4. Nullable Types (strictNullChecks)
• Type Aliases and Interfaces
  • Differences and Use Cases
  • Extending Interfaces and Aliases
• Utility Types
  • Predefined (Partial, Required, Readonly, Record, etc.)
  • Custom Utility Types

Functions

• Function Declarations and Expressions
• Return Types and Void
• Optional and Default Parameters
• Rest Parameters
• Function Overloads
• Callbacks with Types

Arrays

• Basic Arrays
• Readonly Arrays
• Tuples and Tuple Types
• Multidimentional Arrays
• MultiTyped Arrays

Enums

• Basic Enums
• Enum Types
  1. Numeric Enums
  2. String Enums
  3. Heterogenous Enums
  4. Const Enums

Objects

• Defining Objects with Type Annotations
• Nested Object Types

Modules

• Import/Export Syntax
• Default and Named Exports
• Module Resolution
• Module Loading
• Require()

Object-Oriented Programming

• Classes
• Declaration and Initialization
• Constructors
• Methods and Properties
• Access Modifiers - public, private, protected
• Readonly and Static Members
• Inheritance and Polymorphism
• Abstract Classes and Methods
• Interfaces and Classes
  • Implementing Interfaces
  • Extending Interfaces
• Advanced OOP Concepts
  • Mixins
  • Composition vs. Inheritance

Generics

• Introduction to Generics
• Generic Functions and Constraints
• Generic Interfaces and Classes
• Advanced Generics (Nested Generics, Variance)