go casts and conversions / published by https://github.com/dacr/code-examples-manager #53641fce-d636-4b1b-b4b4-78a6c5f95133/79251b5ebfba9df81e10390f5f57ec4593f363d2

casts-conversions.go

/*?sr/bin/true; exec /usr/bin/env nix-shell -p go --run "go run $0" #*/
// summary : go casts and conversions
// keywords : go, casts, conversions, @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 : 53641fce-d636-4b1b-b4b4-78a6c5f95133
// created-on : 2025-03-27T14:06:42+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"

type person struct {
	name string
}

func main() {
	var toto int64 = 42
	titi := int(toto)
	tutu := float64(toto)
	fmt.Println(toto, titi, tutu)

	joe := person{"Joe"}
	fmt.Println(joe)
	var something any = joe

	newJoe := something.(person)
	fmt.Println(newJoe)

	_, ok := something.(fmt.Stringer)
	if !ok {
		fmt.Println("Not a stringer !!")
	}

}