Golang Indeterminate parameters

This is a created article in which the information may have evolved or changed.

1. Sometimes it is possible to think that the parameters passed in a function are not variable, except that they can be used:

funcfuncname(...interface{}){}

2. You can also put many parameters into an array and then pass in the function as a parameter (you might think it's a bit superfluous, but there's probably a legacy problem):

func funcname(args []interface{}){    fmt.Print//args...是将一个数组按顺序变成不定参数传入，这个还真的挺好用的}