Scala Set contains() method with example
The contains() method is utilized to check if an element is present in the set of not.
Method Definition: def contains(elem: A): Boolean
Return Type: It returns true if the element is present in the set else it returns false.
Example #1:
// Scala program of contains() // method // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating a set val s 1 = Set( 41 , 12 , 23 , 43 , 1 , 72 ) // Applying contains() method val result = s 1 .contains( 1 ) // Display output print(result) } } |
Output:
true
Example #2:
// Scala program of contains() // method // Creating object object GfG { // Main method def main(args : Array[String]) { // Creating a set val s 1 = Set( 41 , 12 , 23 , 43 , 1 , 72 ) // Applying contains() method val result = s 1 .contains( 10 ) // Display output print(result) } } |
Output:
false
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