mirror of
https://github.com/golang/go
synced 2024-11-27 04:52:17 -07:00
44 lines
987 B
Go
44 lines
987 B
Go
|
// Copyright 2011 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 (
|
||
|
|
"bytes"
|
||
|
|
"encoding/gob"
|
||
|
|
"fmt"
|
||
|
|
"log"
|
||
|
|
)
|
||
|
|
|
||
|
|
type P struct {
|
||
|
|
X, Y, Z int
|
||
|
|
Name string
|
||
|
|
}
|
||
|
|
|
||
|
|
type Q struct {
|
||
|
|
X, Y *int32
|
||
|
|
Name string
|
||
|
|
}
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
// Initialize the encoder and decoder. Normally enc and dec would be
|
||
|
|
// bound to network connections and the encoder and decoder would
|
||
|
|
// run in different processes.
|
||
|
|
var network bytes.Buffer // Stand-in for a network connection
|
||
|
|
enc := gob.NewEncoder(&network) // Will write to network.
|
||
|
|
dec := gob.NewDecoder(&network) // Will read from network.
|
||
|
|
// Encode (send) the value.
|
||
|
|
err := enc.Encode(P{3, 4, 5, "Pythagoras"})
|
||
|
|
if err != nil {
|
||
|
|
log.Fatal("encode error:", err)
|
||
|
|
}
|
||
|
|
// Decode (receive) the value.
|
||
|
|
var q Q
|
||
|
|
err = dec.Decode(&q)
|
||
|
|
if err != nil {
|
||
|
|
log.Fatal("decode error:", err)
|
||
|
|
}
|
||
|
|
fmt.Printf("%q: {%d,%d}\n", q.Name, *q.X, *q.Y)
|
||
|
|
}
|