Serving template from go handler function

main.go

@@ -2,17 +2,17 @@ package main
 
 import (
 	"fmt"
-	"io"
 	"log"
 	"net/http"
+	"text/template"
 )
 
 func main() {
 	fmt.Println("hello world")
 
 	h1 := func(w http.ResponseWriter, r *http.Request) {
-		io.WriteString(w, "Hello World\n")
-		//io.WriteString(w, r.Method)
+		tmpl := template.Must(template.ParseFiles("index.html"))
+		tmpl.Execute(w, nil)
 	}
 
 	http.HandleFunc("/", h1)