//元組 //不須要的元素用 _ 標記 let (name,age,_) = ("明明","10","男") print(name,age) //經過下標訪問特定的元素 let student = ("明明","10","男") print(student.0,student.1,student.2) let bobo = (name:"波波",age:"24") print(bobo.name,bobo.age)