golang 6 function 1

 package main

import "fmt"

func add(x, y int) (z1, z2 int) {

defer fmt.Println("after return")

z1 = x + y

z2 = x - y

fmt.Println("before return")

return

}

func main() {

ans1, ans2 := add(14, 7)

fmt.Println(ans1, ans2)

}

//cmd

PS C:\Users\bob\golang1> go run tutorial.go

before return

after return

21 7

reference:

https://www.youtube.com/watch?v=CrgD_otSzDI&list=PLzMcBGfZo4-mtY_SE3HuzQJzuj4VlUG0q&index=16