Question

How to get the first word from a string in Scala

Answer 1

object Main extends App {
  val s = "scala javascript php c c++ python"
  
  println(s.substring(0, s.indexOf(' ')))
}


   
/*
           
run:
     
scala

*/

 

70+ SQL courses for beginners and professionals

Answer 2

object Main extends App {
  val s = "scala javascript php c c++ python"
  
  println(s.split(" ").head)
}


   
/*
           
run:
     
scala

*/

 

70+ SQL courses for beginners and professionals

Answer 3

object Main extends App {
  val s = "scala javascript php c c++ python"
  
  println(s.takeWhile(_ != ' '))
}


   
/*
           
run:
     
scala

*/

 

70+ SQL courses for beginners and professionals