blob: ff5d9e3a42183c3212a5f98b582f1121c70f832f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// Copyright 2013 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.
// +build OMIT
package main
import "fmt"
func main() {
// START1 OMIT
type Person struct {
Name string
Likes []string
}
var people []*Person
likes := make(map[string][]*Person) // HL
for _, p := range people {
for _, l := range p.Likes {
likes[l] = append(likes[l], p) // HL
}
}
// END1 OMIT
// START2 OMIT
for _, p := range likes["cheese"] {
fmt.Println(p.Name, "likes cheese.")
}
// END2 OMIT
fmt.Println(len(likes["bacon"]), "people like bacon.")
}
|