scala学习5--函数二
to
def test() : Unit = { // for(i <- 1.to(100)){ // println(i) // } for(i <- 1 to 100 ){ println(i) } }
until
def test2() = { for(i <- 1 until 100 ){ println(i) } }
def test3() = { for(i <- 0 to 100 if (i % 2) == 1 ; if (i % 5) > 3 ){ println("I: "+i) } }
switch
def testmatch(n:Int)={ n match { case 1 => {println("111") ;n;} case 2 => println("2222") ;n; case _ => println("other"); "test";//default } }