Tag: rest parameters

Working with Functions, Anonymous and Arrow functions in Typescript

In our last post we discussed how to work with Variable, Enums and Arrays in Typescript. In this post we will discuss working with different types of functions


Functions are the fundamental building block of any applications in JavaScript. They’re how you build up layers of abstraction, mimicking classes, information hiding, and modules. In TypeScript, while there are classes, namespaces, and modules, functions still play the key role in describing how to do things. TypeScript also adds some new capabilities to the standard JavaScript functions to make them easier to work with

Function Parameters

  1. Parameter with types
  2. Rest parameters
  3. Default parameters

Parameters with Types

This function looks something like this

Rest Parameters

Default Parameters

Anonymous Functions

Functions which don’t have Name/identifiers are considered as Anonymous functions. These functions are dynamic and called during runtime

Arrow Functions

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