tiankongnanhai
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tiankongnanhai
func foo(a []int) { a = append(a, 1, 2, 3, 4, 5, 6, 7, 8) a[0] = 200 } func main() { a := []int{1, 2} foo(a) fmt.Println(a) } 如果不append的话会影响a的，a是引用类型。归根到底是slice是引用类型，当...
tiankongnanhai
func foo(a []int) { a = append(a, 1, 2, 3, 4, 5, 6, 7, 8) a[0] = 200 } func main() { a := []int{1, 2} foo(a) fmt.Println(a) } 如果不append的话会影响a的，a是引用类型。归根到底是slice是引用类型，当...