golang字符串取反

package main

import "fmt"

func reverse(s string)string{
	dt := []rune(s)
	for i:=0; i < len(dt)/2;i++{
		dt[i],dt[len(dt)-i-1] = dt[len(dt)-i-1],dt[i]
	}
	return string(dt)
}

func main(){

	s := "1234567"
	fmt.Println(reverse(s))
	s = "hello world"
	fmt.Println(reverse(s))
}