linkedSetOf  
  Returns a new LinkedHashSet with the given elements. Elements of the set are iterated in the order they were specified.
Since Kotlin
1.0Samples
import kotlin.test.*
fun main() { 
   //sampleStart 
   val set: LinkedHashSet<Int> = linkedSetOf(1, 3, 2)
println(set) // [1, 3, 2]
set.remove(3)
set += listOf(5, 4)
println(set) // [1, 2, 5, 4] 
   //sampleEnd
}