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Scala Set count() method with example
  • Last Updated : 15 Oct, 2019

The count() method is utilized to count the number of elements in the set.

Method Definition: def count(p: (A) => Boolean): Int

Return Type: It returns the number of elements present in the set.

Example #1:




// Scala program of count()
// method
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating sets 
        val s1 = Set(1, 2, 3, 4, 5
          
        // Applying count method 
        val result = s1.count(z=>true
          
        // Displays output 
        println(result) 
      
    
Output:
5

Example #2:




// Scala program of count()
// method
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating sets 
        val s1 = Set() 
          
        // Applying count method 
        val result = s1.count(z=>true
          
        // Displays output 
        println(result) 
      
    
Output:
0



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