Scala List lastIndexOf() method with example
The lastIndexOf() method is utilized to find the index of the last occurrence of the element present in this method as argument.
Method Definition: def lastIndexOf(elem: A, end: Int): Int
Return Type: It returns the index of the last occurrence of the element present in this method as argument.
Example #1:
// Scala program of lastIndexOf() // method // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating a list val m 1 = List( 3 , 6 , 2 , 9 , 21 , 9 ) // Applying lastIndexOf method val result = m 1 .lastIndexOf( 9 ) // Displays output println(result) } } |
Output:
5
Example #2:
// Scala program of lastIndexOf() // method // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating a list val m 1 = List( 3 , 6 , 2 , 9 , 3 , 21 , 3 ) // Applying lastIndexOf method val result = m 1 .lastIndexOf( 3 ) // Displays output println(result) } } |
Output:
6