package main
import (
"fmt"
)
func main() {
ints := []int{1, 2, 3}
fmt.Printf("%v\n", ints)
for i, j := 0, len(ints)-1; i < j; i, j = i+1, j-1 {
ints[i], ints[j] = ints[j], ints[i]
}
fmt.Printf("%v\n", ints)
}原文：http://blog.51cto.com/13187574/2083962