package com.wyh.day01 /** * 面向函数编程 */ object ScalaFun2 { def main(args: Array[String]): Unit = { val result = A(f) println(result) val result2 = A(f1) println(result2) var result3 = A(f2) println(result3) /** * 匿名函数,只需写名参数类型,主体方法,当主体方法只有一行的时候,大括号可以省去 */ println(A((str:String) => str+"匿名函数1")) println(A(str => str+"匿名函数2")) } def A(f:String => String):String={ val result = f("Java") result } def f(str:String):String={ "前缀"+str } def f1(str:String):String={ str+"后缀" } def f2(str:String):String={ str+"复习" } }