Scala Set diff() method with example

The diff() method is utilized to compute the difference of a set and an another set.

Method Definition: def diff(that: Set[A]): Set[A]

Return Type: It returns a set which is the difference between two sets.



Example #1:

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// Scala program of diff()
// method
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating sets 
        val s1 = Set(1, 2, 3, 4, 5)
          
        val s2 = Set(1, 2, 3)
          
        // Applying diff method 
        val s3 = s1.diff(s2
          
        // Displays output 
        for(elem <- s3)  
        println(elem) 
      
    

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Output:

5
4

Example #2:

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// Scala program of diff()
// method
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating sets 
        val s1 = Set(1, 2, 3, 4, 5)
          
        val s2 = Set(6, 2, 7, 8)
          
        // Applying diff method 
        val s3 = s1.diff(s2
          
        // Displays output 
        for(elem <- s3)  
        println(elem) 
      
    

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Output:

5
1
3
4


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