Scala Set -() method with example

The -() method is utilized to creates a new set with a given element removed from the set.

Method Definition: def -(elem: A): Set[A]

Return Type: It returns a new set with a given element removed from the set.



Example #1:

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// Scala program of -() 
// method 
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
        // Creating a set 
        val s1 = Set(4, 1, 5, 3, 2, 100
          
        // Applying -() method 
        val result = s1.-(100)
              
        // Display output
        print(result)   
          
    

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Output:

Set(5, 1, 2, 3, 4)

Example #2:

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// Scala program of -() 
// 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 -() method 
        val result = s1.-(1)
              
        // Display output
        print(result)   
          
    

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Output:

Set(41, 12, 72, 43, 23)


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