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kotlinlang

Hi! Just a short question about Iterable/Squence. Is there an operator like `forEach` but that doesn't end the squence/iterator. I can do it with `map` and then return the item in the end, but I guess there is an operator for this already.
```list.map { it -&gt; 
  doSomethingWithIt(it)
  it
}```

For collections: <https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/on-each.html>
For sequences: <https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.sequences/on-each.html>