package main import ( "text/template" "time" "os" ) type User struct { Username, Password string RegTime time.Time } func ShowTime(t time.Time, format string) string { return t.Format(format) } func main() { u := User{"dotcoo", "dotcoopwd", time.Now()} t, err := template.New("text").Funcs(template.FuncMap{"showtime":ShowTime}). Parse(`<p>{{.Username}}|{{.Password}}|{{.RegTime.Format "2006-01-02 15:04:05"}}</p> <p>{{.Username}}|{{.Password}}|{{showtime .RegTime "2006-01-02 15:04:05"}}</p> `) if err != nil { panic(err) } t.Execute(os.Stdout, u) }