Coping with Kotlin’s Scope Functions: let, run, also, apply, with

Coping with Kotlin’s Scope Functions: let, run, also, apply, with

Functional Programming, Kotlin, Software Development
Kotlin Scope Functions Functions in Kotlin are very important and it's much fun() to use them. One special collection of relevant functions can be described as "Kotlin Scope Functions" and they are part of the Kotlin standard library: let, run, also, apply and with. You probably already heard about them and it's also likely that you even used some of them yet. Most people tend to have problems distinguishing all those functions, which is not very remarkable in view of the fact that their names may be a bit confusing. This post intends to demonstrate the differences between the available scope functions and also wants to discuss relevant use cases. Finally, an example will show how to apply scope functions and how they help to structure Kotlin code in a…
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Kotlin Function Literals with Receiver – Quick Introduction

Kotlin Function Literals with Receiver – Quick Introduction

Functional Programming, Kotlin, Software Development
Kotlin Function Literals with Receiver - The Foundation for DSLs and many Library Functions Today I want to give a quick introduction to Kotlin Function Literals with Receiver. This concept is what makes Kotlin great for designing Domain Specific Languages as we know it from Groovy for example. Also, Kotlin's standard library includes many functions which many of you have already used or at least seen probably: apply and with are the most prominent ones. (more…)
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