code_learner35 · 09.05.2026

What are the analogs of Java 8 Stream.collect in the Kotlin standard library?

Hi everyone! I'm switching from Java to Kotlin and ran into a problem. In Java, I constantly used Stream API and the `collect()` method for working with collections. For example, to group a list of users by city or collect into a Map, I wrote: ```java List users = getUsers(); Map> byCity = users.stream() .collect(Collectors.groupingBy(User::getCity)); ``` Or to find unique names and sort them: ```java List uniqueSortedNames = users.stream() .map(User::getName) .distinct() .sorted() .collect(Collectors.toList()); ``` In Kotlin, I see that there are `map`, `filter`, `sorted` functions, but I can't find a direct analog of `collect()`. I know that in Kotlin collections are extended with functions like `toList()`, `toSet()`, `g

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