A java Set can be converted to a String in Scala by utilizing toString method of Java in Scala. Here, we need to import Scala’s JavaConversions object in order to make this conversions work.
Now, lets see some examples and then discuss how it works in details.
[9, 10, 11]
Therefore, a String of is returned. Here, firstly a set is created where, integer elements are added to it utilizing add method. After that toString method is utilized in order to convert the stated set to a String.
[1, 2, 3]
It is same as above example but here the elements of the set are not present in a proper order. But the String returned is in proper order.