template example
/**
print person
**/
package main
import (
"fmt"
"html/template"
"os"
)
type Person struct {
Name string
Age int
Emails []string
Jobs []*Job
}
type Job struct {
Employer string
Role string
}
// 模版里面出現換行則輸出結果也會換行
const templ = `
The age is {{.Age}}.
{{range .Emails}}
An email is {{.}}
{{end}}
{{with .Jobs}}
{{range .}}
An employer is {{.Employer}}
and the role is {{.Role}}
{{end}}
{{end}}
`
func main() {
job1 := Job{Employer: "Monash", Role: "Honorary"}
job2 := Job{Employer: "Box Hill", Role: "head of HE"}
person := Person {
Name: "jan",
Age: 50,
Emails: []string{"jan@newmarch.name", "jan.newmarch@gmail.com"},
Jobs: []*Job{&job1, &job2},
}
t := template.New("Person template")
t, err := t.Parse(templ)
checkError(err)
// 通過模版將 person 的內容輸出到標準輸出
err = t.Execute(os.Stdout, person)
checkError(err)
}
func checkError(err error) {
if err != nil {
fmt.Println("Fatal error", err.Error())
os.Exit(1)
}
}
