Intro to TypeScript
Embarc Collective
Zabi Babar, Frontend Software Engineer
GreenLight IoT
Topics
- What is TypeScript?
- Why use TypeScript?
- Primitives
- Arrays and Tuples
- Functions
- Objects (Type Aliases and Interfaces)
- Classes
- Literal Types & Union Types
Who has experience with TypeScript?
What is TypeScript?
- TypeScript is an open-source language developed and maintained by Microsoft.
- First appeared in October 2012 after two years on internal development at Microsoft.
- It is a typed superset of JavaScript that compiles into JavaScript.
- It works on the frontend and backend.
- It is multi-paradigm; supports OOP and functional
Why use TypeScript?
- Types + JavaScript = TypeScript
- Strongly and statically typed
- Gives developer confidence in their own code
- Makes it easy to find bugs in editor and during compile-time
What is the type of message?
One of the Most Loved
One of the Most Wanted
Primitives
- string (no other char types)
- number (no int or float)
- boolean
- undefined
- null
- void
Arrays & Tuples
Functions
Objects
Classes
More Types
React Demo
Questions?
Intro to TypeScript
Embarc Collective
Zabi Babar, Frontend Software Engineer
GreenLight IoT