Learn TypeScript: The Complete Course for Beginners Course

Module 1: Introduction to TypeScript

30 minutes

• Topics: What is TypeScript, advantages over JavaScript, setting up TypeScript compiler

• Hands-on: Install TypeScript, compile your first .ts file, and set up VSCode for development

Module 2: Basic Types & Variables

1 hour

• Topics: Primitive types, type annotations, arrays, tuples, type inference

• Hands-on: Create variables with explicit types and practice common type errors

Module 3: Functions in TypeScript

1 hour

• Topics: Function types, optional/default parameters, return types, arrow functions

• Hands-on: Write strongly-typed functions and explore function overloading

Module 4: Objects, Interfaces & Enums

1.5 hours

• Topics: Object types, interface declarations, enums, extending interfaces

• Hands-on: Build reusable interfaces and use enums in logic and conditionals

Module 5: Classes and Inheritance

1.5 hours

• Topics: Classes, constructors, access modifiers (public, private, protected), inheritance

• Hands-on: Create class hierarchies and enforce abstraction through interfaces

Module 6: Generics & Advanced Types

2 hours

• Topics: Generic functions, constraints, utility types, keyof, typeof, type guards

• Hands-on: Create reusable generic components and implement complex type conditions

Module 7: TypeScript in Real Projects

2 hours

• Topics: Modules, namespaces, project structure, tsconfig.json, type declaration files

• Hands-on: Set up a real-world TypeScript project and use ambient declarations

Module 8: Asynchronous Programming in TypeScript

1 hour

• Topics: Promises, async/await, handling errors, typed async functions

• Hands-on: Fetch data from APIs and use proper type safety in async operations

Module 9: TypeScript + JavaScript Interoperability

45 minutes

• Topics: Using JavaScript libraries, type definitions, migrating JavaScript to TypeScript

• Hands-on: Add types to a JS project and use DefinitelyTyped community typings

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