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Scala - Script to convert strings to uppercase using class Code Example

The code for Script to convert strings to uppercase using class

class ConvertUpper {
 def upperfun(strings: String*): Seq[String] = {
 strings.map((s:String) => s.toUpperCase())
 }
}
val up = new ConvertUpper
Console.println(up.upperfun("Hello", "Hello, world!", "How are you?", "Bye!"))

/*
Output:
ArraySeq(HELLO, HELLO, WORLD!, HOW ARE YOU?, BYE!)
*/