# Scope functions

DevFeed: [Scope functions](<https://devfeed.tech/articles/scope-functions-39306.md>)

Original publisher: [Read original article](<https://kt.academy/article/fk-scope-functions>)

Published: 2022-09-23T00:05:00Z

Content type: tutorial

Language: en

Sources: [Kt. Academy](<https://devfeed.tech/sources/kt-academy.md>)

Topics: [Kotlin](<https://devfeed.tech/topics/kotlin.md>), [functions](<https://devfeed.tech/topics/functions.md>), [Library](<https://devfeed.tech/topics/library.md>), [object](<https://devfeed.tech/topics/object.md>), [Streams](<https://devfeed.tech/topics/streams.md>), [Back end](<https://devfeed.tech/topics/backend.md>)

Tags: [also](<https://devfeed.tech/tags/also.md>), [apply](<https://devfeed.tech/tags/apply.md>), [backend](<https://devfeed.tech/tags/backend.md>), [functions](<https://devfeed.tech/tags/functions.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [kotlin](<https://devfeed.tech/tags/kotlin.md>), [let](<https://devfeed.tech/tags/let.md>), [scope-functions](<https://devfeed.tech/tags/scope-functions.md>), [standard-library](<https://devfeed.tech/tags/standard-library.md>), [with](<https://devfeed.tech/tags/with.md>), [workshop-learning-programming](<https://devfeed.tech/tags/workshop-learning-programming.md>)

## AI overview

A tutorial on Kotlin scope functions, including let, also, apply, and with. It explains how these standard-library extension functions transform or configure objects, presents application examples, and notes that scope-function-heavy code can make debugging harder.

## Source excerpt

What is let, also, apply and with, and how to use them in our applications.