Scala Iterator toSet() method with example
The toSet() method belongs to the concrete value member of the class Abstract Iterator. It is defined in the class IterableOnceOps.
Method Definition: def toSet[B >: A]: immutable.Set[B]
Return Type: It returns a set from the stated collection.
Example #1:
// Scala program of toSet() // method // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a Iterator val iter = Iterator(5, 6, 8, 9) // Applying toSet method val result = iter.toSet // Displays output println(result) } } |
Output:
Set(5, 6, 8, 9)
Example #2:
// Scala program of toSet() // method // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating an empty Iterator val iter = Iterator() // Applying toSet method val result = iter.toSet // Displays output println(result) } } |
Output:
Set()
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