package com.ming.test
import scala.math._
object AnonymousFunc {
def valueAtOneQuarter(f:(Double)=>Double)=f(0.25
)
def mulby(factor:Double)=(x:Double,y:Double)=>factor*x*
y
def main(args: Array[String]): Unit =
{
var a=Array(3.14,2,3).map { (x:Double) => 3*
x }
for(i<-
a)println(i)
var b=
valueAtOneQuarter(ceil _)
println(b)
var c=mulby(4
)
var d=c(4,5
)
println(d)
//高阶函数的使用，打印一个三角形
(1 to 9).map("*" *
_).foreach {println }
(1 to 9).filter(_ % 2==0
).foreach { println}
//对字符串进行排序哦
"mdasfsda,sdafdsaf,saf,哈哈发生大幅".split(",").sortWith(_.length>
_.length).foreach { println }
aa()
}
//控制抽象
def until(condition: => Boolean)(block: =>
Unit){
if(!
condition){
block
until(condition)(block)
}
}
def aa()=
{
var x=10
until (x==0
){
x-=1
println(x)
}
}
}
转载于:https://www.cnblogs.com/huzi007/p/6126225.html
