35 lines
753 B
Go
35 lines
753 B
Go
// 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"
|
|
|
|
func main() {
|
|
// what's the value of the ratio?
|
|
// 3 / 2 = 1.5?
|
|
var ratio float64 = 3 / 2
|
|
fmt.Println(ratio)
|
|
|
|
// explain
|
|
// above expression equals to this:
|
|
ratio = float64(int(3) / int(2))
|
|
fmt.Println(ratio)
|
|
|
|
// how to fix it?
|
|
//
|
|
// remember, when one of the values is a float value
|
|
// the result becomes a float
|
|
ratio = float64(3) / 2
|
|
fmt.Println(ratio)
|
|
|
|
// or
|
|
ratio = 3.0 / 2
|
|
fmt.Println(ratio)
|
|
}
|