package com.hengheng.scalaimport scala.util.control.Breaks._import scala.util.Randomobject Application{  def main(args : Array[String]) {    println("Hello, World!")    println(addSayHelloFirst(5, 10))    val I = List(1, 2, 3)    I.map((i) => {      println("HI")      println(i + 9)    })      }  def addSayHelloFirst(i : Int, j : Int) : Int = {    println("Hello")    i + j  }  def add(i : Int, j : Int) = i + j  val add2 = add(2, _ : Int)  println(add2(99))  def devide(i : Int)(j : Int) : Int = i / j  val devideBy2 = devide(_ : Int)(2)  println(devideBy2(100))  var _100Devide = devide(100)(_ : Int)  println(_100Devide(10))  var k = 5  if(k > 10) {    println("k is more than 10.")  }  else if(k < 0) {    println("k is less than 0")  }  else {    println("k is between 1 and 10")  }  var i = 0  var sum = 0  while(i < 10) {    sum += i    i += 1  }  println(sum)  sum = 0  for (i <- 1 to 9) {    sum += i  }  println(sum)    breakable {    while(true) {      val r = new Random()      val i = r.nextInt(10)      println("i == " +i)      if(i == 5) {        break      }    }  }}

　　输出：

101

50

10

k is between 1 and 10

45

45

i == 9

i == 0

i == 4

i == 9

i == 3

i == 1

i == 2

i == 1

i == 3

i == 5

Hello, World!

Hello

15

HI

10

HI

11

HI

12