<@U223RM5CH>: I know no way of doing that. For you...
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@dragas: I know no way of doing that. For your specific example, though:
Copy code
list?.forEach{
        val parentName = StringBuilder("foo")
        it.nestedList?.forEach{
            parentName.append(it.name)
            //do stuff
        }
        it.name = parentName.toString()
    }