Scala List init() method with example
The init() method is utilized to find all the elements of the list except the last one.
Method Definition: def init: List[A]
Return Type: It returns all the elements of the list except the last one.
Example #1:
// Scala program of init() // method // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating a list val m 1 = List( 3 , 6 , 2 , 9 , 21 ) // Applying init method val result = m 1 .init // Displays output println(result) } } |
Output:
List(3, 6, 2, 9)
Example #2:
// Scala program of init() // method // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating a list val m 1 = List( 3 ) // Applying init method val result = m 1 .init // Displays output println(result) } } |
Output:
List()