Convert between slices of different types

Question

I get a byte slice ([]byte) from a UDP socket and want to treat it as an integer slice ([]int32) without changing the underlying array, and vice ve

Answer 1

http://play.golang.org/p/w1m5Cs-ecz

package main

import (
    "fmt"
    "strings"
)

func main() {
    s := []interface{}{"foo", "bar", "baz"}
    b := make([]string, len(s))
    for i, v := range s {
        b[i] = v.(string)
    }
    fmt.Println(strings.Join(b, ", "))
}