Golang Essentials for C & C++ Developers: Part II

Function with return value name

func f() (r int) {
   r = 1

Return Multiple Values

func f() (int, string) {
    return 10, "ten"

Variadic Functions

package main

import "fmt"

func varFunc(a int, b ...string) (int) {
        for v:= 0; v <= 3; v++ {
    return a

func main() {
        strs := []string {"abc", "def", "ghi", "jkl"}
        a := varFunc(10, strs...)


  • Function defined inside a function

defer statement

 func main() {
        defer func(a string) {
        } ("bye bye")

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