Scala Stack top() method with example
In Scala Stack class
, the top() method is utilized to return the top element of the stack.
Method Definition: def top: A
Return Type: It returns the top element of the stack.
Example #1:
// Scala program of top() // method // Import Stack import scala.collection.mutable. _ // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating stack val s 1 = Stack( 1 , 3 , 2 , 7 , 6 , 5 ) // Print the stack println(s 1 ) // Applying top method val result = s 1 .top // Display output print( "Top element of the stack: " + result) } } |
Output:
Stack(1, 3, 2, 7, 6, 5) Top element of the stack: 1
Example #2:
// Scala program of top() // method // Import Stack import scala.collection.mutable. _ // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating stack val s 1 = Stack( 5 , 3 , 2 , 7 , 6 , 1 ) // Print the stack println(s 1 ) // Applying top method val result = s 1 .top // Display output print( "Top element of the stack: " + result) } } |
Output:
Stack(5, 3, 2, 7, 6, 1) Top element of the stack: 5
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