| // Copyright 2010 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package main |
| |
| import ( |
| "fmt" |
| "io/ioutil" |
| ) |
| |
| type Page struct { |
| Title string |
| Body []byte |
| } |
| |
| func (p *Page) save() error { |
| filename := p.Title + ".txt" |
| return ioutil.WriteFile(filename, p.Body, 0600) |
| } |
| |
| func loadPage(title string) (*Page, error) { |
| filename := title + ".txt" |
| body, err := ioutil.ReadFile(filename) |
| if err != nil { |
| return nil, err |
| } |
| return &Page{Title: title, Body: body}, nil |
| } |
| |
| func main() { |
| p1 := &Page{Title: "TestPage", Body: []byte("This is a sample Page.")} |
| p1.save() |
| p2, _ := loadPage("TestPage") |
| fmt.Println(string(p2.Body)) |
| } |
