learning scala How To Create Variable Argument Function

Scala collection such as List or Sequence or even an Array to variable argument function using the syntax :_ *.

code :

def printReport(names: String*) {

println(s"""Donut Report = ${names.mkString(" - ")}""")

}

println("\nStep 3: How to pass a List to a function with variable number of arguments")

val listDonuts: List[String] = List("Glazed Donut", "Strawberry Donut", "Vanilla Donut")

printReport(listDonuts: _*)

result:

Step : How to pass a List to a function with variable number of arguments

Donut Report = Glazed Donut - Strawberry Donut - Vanilla Donut

巴特西

learning scala How To Create Variable Argument Function - varargs :_ *

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