样例类+模式匹配

case class Teachers(name:String,age:Int)

def match3(teacher:Teachers):Unit={

teacher match{

case Teachers("zs",age)=>println("hello"+age)

case Teachers("kb15",4)=>println("kb15学习4个月")

case Teachers(name,32)=>println("名字"+name+"年龄"+32)

}

}

match3(Teachers("kb15",4))

def match4(level:String,name:String):Unit={

level match{

case "A"=>println("优秀")

case "B"=>println("良好")

case "C" if name=="zs"=>println("合格")

case "C"=>println("合格")

case _ if name=="bolo"=>println("特殊学生")

case _=>println("不及格")

}

}

match4("A","zs")