_content/tour/flowcontrol/exercise-loops-and-functions.go - website - Git at Google

 //go:build nobuild || OMIT

 package main

 import (
 	"fmt"
 )

 func Sqrt(x float64) float64 {
 }

 func main() {
 	fmt.Println(Sqrt(2))
 }
	//go:build nobuild \|\| OMIT

	package main

	import (
	"fmt"
	)

	func Sqrt(x float64) float64 {
	}

	func main() {
	fmt.Println(Sqrt(2))
	}