Variables tutorial

main.go

package main

import "fmt"

var y = "Hello, Scope!"

func main() {
  var x string
  x = "Hello, World!"
  fmt.Println(x)
  const pi float64 = 3.1416
  fmt.Println(pi)
  var (
	first  = "I"
	second = "love"
	third  = "Go."
  )
  fmt.Println(first, second, third)
  fmt.Println(y)
  testScope()
}

func testScope() {
  fmt.Println(y, "test")
}