Question

How to convert list to string in Scala

Answer 1

object O {
    def main(args: Array[String]): Unit = {
        val lst = List("scala", "c++", "java")

        val s = lst.mkString(" ")
        
        println(s)
    }
}
 
 
 
/*
run:
 
scala c++ java
 
*/

 

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Answer 2

object O {
    def main(args: Array[String]): Unit = {
        val lst = List(1, 2, 3)

        val s = lst.mkString(" - ")
        
        println(s)
    }
}

 
 
 
/*
run:
 
1 - 2 - 3
 
*/

 

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