main.go 源码
// 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"
// This program uses a named constant
// instead of a magic value
func main() {
const meters int = 100
cm := 100
m := cm / meters // using a named constant
fmt.Printf("%dcm is %dm\n", cm, m)
cm = 200
m = cm / meters // using a named constant
fmt.Printf("%dcm is %dm\n", cm, m)
}
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