golang http writer redirect

package main

import (
    "net/http"
)

func handler(w http.ResponseWriter, r *http.Request) {
    http.Redirect(w, r, "https://www.example.com", http.StatusSeeOther)
}

func main() {
    http.HandleFunc("/", handler)
    http.ListenAndServe(":8080", nil)
}