go数据渲染到html页面02

原作者: [db:作者] 来自: [db:来源] 收藏邀请

渲染到浏览器页面

//把数据渲染到浏览器
package main

import (
	"fmt"
	"text/template"
	"net/http"
)

//定义全局的模板变量
var mytemplate *template.Template

type User struct {
	Name string
	Role string
}

func init () {
	var err error
	mytemplate, err = template.ParseFiles("./test01.html")
	if err != nil {
		fmt.Println("parse file failed, error:", err)
	}

}


func dealTest1 (w http.ResponseWriter, r *http.Request) {

	u1 := User{
		"admin",
		"管理员",
	}

	err := mytemplate.Execute(w, u1)
	if err != nil{
		fmt.Println("excute failed, error:", err)
	}
}



func main () {
	//设置路由
	http.HandleFunc("/test1", dealTest1)
	err := http.ListenAndServe("localhost:8080", nil)

	if err != nil {
		fmt.Println("listen server failed, error:", err)
		return
	}

}

　　hmtl页面:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <h1>用户名:{{.Name}},角色{{.Role}}</h1>
</body>
</html>

　　开启服务,然后在浏览器输入localhost:8080/test