Files
learngo/first/explain/scopes/03-nested-scope/main.go
2018-10-15 19:34:48 +03:00

40 lines
880 B
Go

// For more tutorials: https://blog.learngoprogramming.com
//
// Copyright © 2018 Inanc Gumus
// Learn Go Programming Course
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
//
package main
import "fmt"
// I didn't talk about this in a lecture
// As a side-note, I wanted to put it here
// Please review it.
var declareMeAgain = 10
func nested() { // block scope starts
// declares the same variable
// they both can exist together
// this one only belongs to this scope
// package's variable is still intact
var declareMeAgain = 5
fmt.Println("inside nope:", declareMeAgain)
} // block scope ends
func main() { // block scope starts
fmt.Println("inside main:", declareMeAgain)
nested()
// package-level declareMeAgain isn't effected
// from the change inside the nested func
fmt.Println("inside main:", declareMeAgain)
} // block scope ends