Online presentation of TypeScript fundamentals and advanced features for a rowing session at Fincons Group AG.

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Table of Contents

• Introduction
  • Main advantages of TypeScript
• What is the best way to learn the TypeScript language?
• Relationship between TypeScript and JavaScript
• Code generation
• Installation and Output
• Learning TypeScript Playground
• Basic types
  • Primitive types
  • Types void, null and undefined,
  • Difference between any, unknown and never
  • Enums
  • Interfaces
  • Classes
    • Public, private, and protected modifiers
    • Keywords static and abstract
    • Interfaces extending classes
• Getters / setters accessors
• Modules
• Meet TypeScript compiler options
  • noImplicitAny
  • strictNullChecks
• Structural typing
• Similarities between type and interface
• Differences between type and interface
  • Interface declaration merging
• Type assertions
• Type inference
• Optional and required properties
• Readonly properties
  • Const assertions in literal expressions
• Excess property checks
• Functions
  • Function overloading
  • this in functions and callbacks
• Generics
• Undestand type widening and narrowing
• User defined type guards
• Union types
• Intersection types
• Index types
  • keyof operator (index type query operator)
  • Indexed access operator
• Other advanced types
  • Mapped types
  • Conditional types
    • Type inference in conditional types
  • Utility types: Omit, Pick, etc.
• Decorators
• Mixins - composing partial behaviors
• Type definition files
• Latest TypeScript features
  • Optional chaining
  • Nullish coalescing
  • Support for ECMAScript private fields
  • Static class blocks
  • satisfies operator
• Some best practice tips
  • Prefer unions of interfaces to interfaces of unions
  • Use async functions instead of callbacks