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"
)
// ---------------------------------------------------------
// EXERCISE: Fix the backing array problem
//
// Ensure that changing the elements of the `mine` slice
// does not change the elements of the `nums` slice.
//
//
// CURRENT OUTPUT (INCORRECT)
//
// Mine : [-50 -100 -150 25 30 50]
// Original nums: [-50 -100 -150]
//
//
// EXPECTED OUTPUT
//
// Mine : [-50 -100 -150]
// Original nums: [56 89 15]
//
// ---------------------------------------------------------
func main() {
// DON'T TOUCH THE FOLLOWING CODE
nums := []int{56, 89, 15, 25, 30, 50}
// ----------------------------------------
// ONLY ADD YOUR CODE HERE
//
// Ensure that nums slice never changes even though
// the mine slice changes.
mine := nums
// ----------------------------------------
// DON'T TOUCH THE FOLLOWING CODE
//
// This code changes the elements of the nums
// slice.
//
mine[0], mine[1], mine[2] = -50, -100, -150
fmt.Println("Mine :", mine)
fmt.Println("Original nums:", nums[:3])
}
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