Golang: example output3()

package main

// example of use of this little hacking
//     http://pastebin.com/wDNXP4Y3

import (
        "os/exec"
)

func main() {
    app := "/tmp/outerr"

    arg0 := "to stdout"
    arg1 := "stderr goes here"

    cmd := exec.Command(app, arg0, arg1)
    out, outerr, err := cmd.Output3()

    if err != nil {
        println(err.Error())
        return
    }

    print(string(out))
    print(string(outerr))
}