Golang模板渲染教程与代码示例

Hello, {{.Name}}! You are {{.Age}} years old.

type Person struct {
    Name string
    Age  int
}
data := Person{Name: "Alice", Age: 25}

{{if .LoggedIn}}
Welcome back, {{.UserName}}!
{{else}}
Please log in.
{{end}}

{{range .Items}}
• {{.}}
{{end}}

func formatEmail(email string) string {
    return "<a href='mailto:" + email + "'>" + email + "</a>"
}
<p>funcMap := template.FuncMap{
"mail": formatEmail,
}</p><p>t := template.New("example").Funcs(funcMap)
t, _ = t.Parse("Contact: {{mail .Email}}")</p>

package main
<p>import (
"os"
"text/template"
)</p><p>type User struct {
Name  string
Admin bool
Posts []string
}</p><p>func main() {
const tmpl = `
Hello {{.Name}},
You are {{if .Admin}}an admin{{else}}a regular user{{end}}.</p><p>Your posts:
{{range .Posts}}- {{.}}
{{end}}
`</p><pre class="brush:php;toolbar:false;">user := User{
    Name:  "Bob",
    Admin: true,
    Posts: []string{"First post", "Go templates"},
}

t := template.Must(template.New("user").Parse(tmpl))
t.Execute(os.Stdout, user)

}

Hello Bob,
You are an admin.
<p>Your posts:</p>

• First post
• Go templates