24 lines
438 B
Go
24 lines
438 B
Go
// For more tutorials: https://blog.learngoprogramming.com
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//
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// Copyright © 2018 Inanc Gumus
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// Learn Go Programming Course
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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//
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package main
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import "fmt"
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type product struct {
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Title string
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Price money
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}
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func (p *product) String() string {
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return fmt.Sprintf("%-15s: %s", p.Title, p.Price)
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}
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func (p *product) discount(ratio float64) {
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p.Price *= money(1 - ratio)
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}
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