go pointers / published by https://github.com/dacr/code-examples-manager #c4cdd92d-c11b-4e88-8090-2b2d00926bd0/fc90853ade1e1e61c041e7897b109e848d171f4e

pointers.go

/*?sr/bin/true; exec /usr/bin/env nix-shell -p go --run "go run $0" #*/
// summary : go pointers
// keywords : go, pointers, @testable
// publish : gist
// authors : David Crosson
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : c4cdd92d-c11b-4e88-8090-2b2d00926bd0
// created-on : 2025-03-27T11:01:31+01:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : nix-shell -p go --run "go run $file"
package main

import "fmt"

func main() {
	var ptr *string // nil by default
	//*ptr = "crash" !

	value := "blabla"
	ptr = &value
	fmt.Println(*ptr)

	value2 := *ptr
	*ptr = "bouhhh!!!!!!!!!!!!!!!!!"

	fmt.Println(value)
	fmt.Println(value2)
}