go 嵌套模板传参

//header.html

Title is {{.Title}}

{{template "footer" .Body }}

//footer.html

{{define "footer"}}Body is {{.}}{{end}}

//test.go

package main

import (

    "html/template"

    "net/http"

)

func handler(w http.ResponseWriter, r *http.Request) {

    t, _ := template.ParseFiles("header.html", "footer.html")

    err := t.Execute(w, map[string]string{"Title": "My title", "Body": "Hi this is my body"})

    if err != nil {

        panic(err)

    }

}

func main() {

    http.HandleFunc("/", handler)

    http.ListenAndServe(":8080", nil)

}