Using Variadic in Go

Nothing new Variadic arguments are present in many many languages. In golang the syntax is like so: package main import "fmt" func addNubers(nums ...int) int { s := 0 for _, n := range nums { s += n } return s } func main() { res := addNubers(1,2,3) } In python: def func(a, *t): for e in t: print(e) func(1,2,3,3,4) Usage in go In go variadic functions are used to make configuration easily extendable, without changing existing interface. By doing so we can easily add options without breaking existing code. ...

October 3, 2021 · 1 min · Nolan