Question

How to remove duplicates from an array in Scala

Answer 1

val array = Array(1, 3, 4, 3, 3, 4, 1, 1, 5, 5, 6, 7, 8, 8, 8, 8, 9)

val distinctArray = array.distinct

println(distinctArray.mkString(", "))

  
  
/*
run:
    
1, 3, 4, 5, 6, 7, 8, 9

*/

 

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Answer 2

var array = Array(1, 3, 4, 3, 3, 4, 1, 1, 5, 5, 6, 7, 8, 8, 8, 8, 9)

array = array.distinct
 
println(array.mkString(", "))
 
   
   
/*
run:
     
1, 3, 4, 5, 6, 7, 8, 9
 
*/

 

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