Scala while loop

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The basic syntax

Precautions

object Demo18 {
  def main(args: Array[String]): Unit = {
    var i:Int = 0
    while (i < 10){
      println("hello " + i)
      i += 1
    }
  }
}

do ... while loop

object Demo19 {
  def main(args: Array[String]): Unit = {
    var i:Int = 0
    do {
      println("hello "+ i)
      i += 1
    } while (i < 10)
  }
}

Precautions