September 2021
Intermediate to advanced
504 pages
12h 50m
English
Content preview from Functional Programming in Kotlin
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2 Getting started with functional programming in Kotlin
This chapter covers
- Defining higher-order functions that pass functions as parameters to other functions
- Writing loops in a functional way using recursion
- Abstracting HOFs to become polymorphic
- Calling HOFs with anonymous functions
- Following types to implement polymorphic functions
In chapter 1, we committed ourselves to use only pure functions. From this commitment, a question naturally arises: how do we write even the simplest of programs? Most of us are used to thinking of programs as sequences of instructions executed in order, where each instruction has some kind of effect. In this chapter, we begin learning how to write programs in the Kotlin language by combining pure functions. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.