// Copyright © 2018 Inanc Gumus // Learn Go Programming Course // License: https://creativecommons.org/licenses/by-nc-sa/4.0/ // // For more tutorials : https://learngoprogramming.com // In-person training : https://www.linkedin.com/in/inancgumus/ // Follow me on twitter: https://twitter.com/inancgumus package main import "fmt" type toy struct { title string price money } func (t *toy) print() { fmt.Printf("%-15s: %s\n", t.title, t.price.string()) } func (t *toy) discount(ratio float64) { t.price *= money(1 - ratio) }