[Go] Demo defer

d.go

package main
import "fmt"

func deferdemo(n int) {
    fmt.Println(n)

    defer fmt.Println("a")

    fmt.Println("b")

    if n%3 == 0 {
       defer func() {
           fmt.Println("c")
           fmt.Println("nn")
       }()
    }

    if n%4 == 0 {
       defer fmt.Println("d")
    }

    fmt.Println("e")
    return
}

func main() {
    deferdemo(6)
    fmt.Println("--------")
    deferdemo(1)
}