November 2017
Intermediate to advanced
386 pages
9h 22m
English
Content preview from Mastering JavaScript Functional Programming
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Transforming Functions - Currying and Partial Application
In Chapter 6, Producing Functions - Higher-Order Functions, we saw several ways of manipulating functions, to get new versions with some change in their functionality. In this chapter, we will go into a particular kind of transformation, a sort of factory method, that lets you produce new versions of any given function, with some fixed arguments.
We will be considering the following:
- Currying, a classic FP theoretical function that transforms a function with many parameters into a sequence of unary functions
- Partial application, another time-honored FP transformation, which produces new versions of functions by fixing some of their arguments
- Something I'll call partial currying, that ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.