Higher order functions in Swift are fantastic additions. Although it’s introduce very early in Swift and many of us much familiar with how to use. When I delve more and started use them, I found a smart difference among them. Each method has it proficiency in particular expectations.

This article is more help for beginners, also helped in understanding how to chose the which method has to prefer to particular requirement. All of them has common thing that all of them applied on collection and return an array. Lets discuss them individually —

#higher-order-function #difference #compactmap #swift #flatmap