golang利用切片实现栈操作，附例子

记录golang利用切片实现栈操作，附例子如下//init stack as string type slice,send data of string with space splite//return a stack with datafunc InitWithStringSpliteSpace(stack []string, s string) []s...

记录golang利用切片实现栈操作，附例子如下

//init stack as string type slice,send data of string with space splite
//return a stack with data
func InitWithStringSpliteSpace(stack []string, s string) []string {
	for _, v := range strings.Split(s, " ") {
		stack = append(stack, v)
	}
	return stack
}

//push a data on top of stack
//return a stack with data
func PushTop(stack []string, top string) []string {
	return append(stack, top)
}

//get top data from a stack
//return top data
func GetTop(stack []string) string {
	return stack[len(stack)-1]
}

//get top data from a stack and remove it,pop out stack
//return top data and stack
func GetAndRemoveTop(stack []string) (string, []string) {
	return stack[len(stack)-1], stack[:len(stack)-1]
}

//remove top data form a stack
//return stack
func RemoveTop(stack []string) []string {
	return stack[:len(stack)-1]
}

//remove index of data form a stack,the index is sort of stack
//return stack
func RemoveIndex(stack []string, i int) []string {
	copy(stack[i:], stack[i+1:])
	return stack[:len(stack)-1]
}

func main() {
	var stack []string
	s := "Hello Go Demo Project"
	t := "Top"

	stack = InitWithStringSpliteSpace(stack, s)
	fmt.Println("InitWithStringSpliteSpace stack = ", stack)

	stack = PushTop(stack, t)
	fmt.Println("PushTop stack = ", stack)

	fmt.Println("GetTop top = ", GetTop(stack))

	t, stack = GetAndRemoveTop(stack)
	fmt.Printf("GetAndRemoveTop stack = %s,top = %s\n", stack, t)

	stack = RemoveTop(stack)
	fmt.Println("RemoveTop stack = ", stack)

	fmt.Println("RemoveIndex stack = ", RemoveIndex(stack, 2))

}