go html

package main

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

type User struct {
    UserName string
    Age      int
}

func info(w http.ResponseWriter, r *http.Request) {
    t, err := template.ParseFiles("F:\\GoDevelopment\\src\\gocode\\project01\\templates\\info.html")
    if err != nil {
        fmt.Println("open html file failed", err)
        return
    }
    //data := "80天环游世界"
    user := User{
        "豪杰",
        18,
    }
    t.Execute(w, user)
}

func main() {
    http.HandleFunc("/", info)
    err := http.ListenAndServe("0.0.0.0:5000", nil)
    if err != nil {
        panic("start http server failed,err")
    }
}

html模板if

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>我的个人中心</title>
</head>
<body>
<div>
    <ul>
        <li>《linux内核》</li>
        <li>姓名{{.UserName}}</li>
        <li>年龄{{.Age}}</li>
    </ul>
    {{/* go模板中的注释*/}}
    {{ $age :=.Age}}
    {{ $age }}
    {{if gt .Age 18}}
    <div>
        "澳门首家赌场开业啦"
    </div>
    {{ else }}
    <div>
        <div>
            快乐成长
        </div>
    </div>
    {{endif}}
</div>
</body>
</html>

模板for循环

package main

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

type User struct {
    UserName string
    Age      int
}

func info(w http.ResponseWriter, r *http.Request) {
    t, err := template.ParseFiles("F:\\GoDevelopment\\src\\gocode\\project01\\templates\\info.html")
    if err != nil {
        fmt.Println("open html file failed", err)
        return
    }
    //data := "80天环游世界"
    userMap := map[int]User{
        1:{"托尼",11},
        2:{"天哥",12},
        3:{"杰少",19},
    }
    t.Execute(w, userMap)
}

func main() {
    http.HandleFunc("/", info)
    err := http.ListenAndServe("0.0.0.0:5000", nil)
    if err != nil {
        panic("start http server failed,err")
    }
}

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>我的个人中心</title>
</head>
<body>
<div>
    <table border="1">
        <thead>
        <tr>
            <th>序号</th>
            <th>姓名</th>
            <th>年龄</th>
        </tr>
        </thead>
        <tbody>
        {{ range $index,$user:= .}}
            <tr>
                <td>{{$index}}</td>
                <td>{{$user.UserName}}</td>
                <td>{{$user.Age}}</td>
            </tr>
        {{end}}
        </tbody>
    </table>
</div>
</body>
</html>

模板函数

<p>map 长度: {{len .}}</p>
<p>{{index . 1}}</p>
{{with index . 1}}<p>
     {{ printf "姓名:%s 年龄:%d" .UserName .Age}}</p>
{{end}}

自定添加模板方法

package main

import (
    "html/template"
    "io/ioutil"
    "net/http"
)

type User struct {
    UserName string
    Age      int
}

func info(w http.ResponseWriter, r *http.Request) {
    //添加自定义的方法要在parse模板文件之前添加
    kuaFunc := func(arg string) (string, error) {
        return arg + "真帅", nil
    }
    htmlByte, err := ioutil.ReadFile("F:\\GoDevelopment\\src\\gocode\\project01\\templates\\info.html")
    if err != nil {
        return
    }
    //template.New("info") 创建一个Templates对象
    templ, err := template.New("info").Funcs(template.FuncMap{"kua": kuaFunc}).Parse(string(htmlByte))+
    if err != nil {
        return
    }
    //data := "80天环游世界"
    userMap := map[int]User{
        1: {"托尼", 11},
        2: {"天哥", 12},
        3: {"杰少", 19},
    }
    templ.Execute(w, userMap)
}

func main() {
    http.HandleFunc("/", info)
    err := http.ListenAndServe("0.0.0.0:5000", nil)
    if err != nil {
        panic("start http server failed,err")
    }
}

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>我的个人中心</title>
</head>
<body>
<div>
    <table border="1">
        <thead>
        <tr>
            <th>序号</th>
            <th>姓名</th>
            <th>年龄</th>
        </tr>
        </thead>
        <tbody>
        {{ range $index,$user:= .}}
            <tr>
                <td>{{$index}}</td>
                <td>{{$user.UserName}}</td>
                <td>{{$user.Age}}</td>
            </tr>
        {{end}}
        </tbody>
    </table>
    <p>map 长度: {{len .}}</p>
    <p>{{index . 1}}</p>
    {{with index . 1}}
        <p>{{ printf "姓名:%s 年龄:%d" .UserName .Age }}</p>
        <p>{{ kua .UserName}}</p>
    {{end}}
</div>
</body>
</html>

template方法

{{ template "ol.html"}} //在当前模板调用另外一个模板
{{ define "ol.html"}} //在当前模板中定义了另外一个模板，这里是模板命名

来自为知笔记(Wiz)