Go iterations

main.go

package main

import "fmt"

func main() {
	var funcs1 []func()
	var funcs2 []func()

	for _, v := range []string{"create", "update", "delete"} {
		fmt.Println(v, &v)

		funcs1 = append(funcs1, func () { fmt.Println("func1 "+ v) })

		vCopy := v
		funcs2 = append(funcs2, func () { fmt.Println("func2 "+ vCopy) })
	}

	for _, f := range funcs1 { f() }

	for _, f := range funcs2 { f() }
}

/**
Interesting output:

create 0xc00007c1e0
update 0xc00007c1e0
delete 0xc00007c1e0
func1 delete
func1 delete
func1 delete
func2 create
func2 update
func2 delete
 */