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Kotlin foreach with index5/9/2023 ![]() ![]() The gotcha in destructuring declarations of a data class.The use case of destructuring declarations in lambda.Destructuring declarations of a pair, array and map.In this tutorial, you’ll build Destructuring Cryptocurrencies, a simple console app that highlights the use of destructuring declarations, while learning the names of different types of cryptocurrencies. With destructuring declarations, Kotlin gives you a tool for easily extracting data from a collection, no matter the size of it. There are many ways to extract data from a collection, such as using an index. Of course, you need a way to extract data from these collections, that is Destructuring Declarations and you will learn about it in this tutorial. Sometimes you gather data into a collection, such as an array, pair, data class or class. When programming in Kotlin, you work with a lot of data.
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