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Scala Set contains() method with example

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  • Last Updated : 18 Oct, 2019
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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 s1 = Set(41, 12, 23, 43, 1, 72
          
        // Applying contains() method 
        val result = s1.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 s1 = Set(41, 12, 23, 43, 1, 72
          
        // Applying contains() method 
        val result = s1.contains(10)
              
        // Display output
        print(result)   
          
    

Output:

false

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