1# Keyboard
 2
 3This bot shows a numeric keyboard when you send a "open" message and hides it
 4when you send "close" message.
 5
 6```go
 7package main
 8
 9import (
10    "log"
11    "os"
12
13    "github.com/go-telegram-bot-api/telegram-bot-api"
14)
15
16var numericKeyboard = tgbotapi.NewReplyKeyboard(
17    tgbotapi.NewKeyboardButtonRow(
18        tgbotapi.NewKeyboardButton("1"),
19        tgbotapi.NewKeyboardButton("2"),
20        tgbotapi.NewKeyboardButton("3"),
21    ),
22    tgbotapi.NewKeyboardButtonRow(
23        tgbotapi.NewKeyboardButton("4"),
24        tgbotapi.NewKeyboardButton("5"),
25        tgbotapi.NewKeyboardButton("6"),
26    ),
27)
28
29func main() {
30    bot, err := tgbotapi.NewBotAPI(os.Getenv("TELEGRAM_APITOKEN"))
31    if err != nil {
32        log.Panic(err)
33    }
34
35    bot.Debug = true
36
37    log.Printf("Authorized on account %s", bot.Self.UserName)
38
39    u := tgbotapi.NewUpdate(0)
40    u.Timeout = 60
41
42    updates := bot.GetUpdatesChan(u)
43
44    for update := range updates {
45        if update.Message == nil { // ignore non-Message updates
46            continue
47        }
48
49        msg := tgbotapi.NewMessage(update.Message.Chat.ID, update.Message.Text)
50
51        switch update.Message.Text {
52        case "open":
53            msg.ReplyMarkup = numericKeyboard
54        case "close":
55            msg.ReplyMarkup = tgbotapi.NewRemoveKeyboard(true)
56        }
57
58        if _, err := bot.Send(msg); err != nil {
59            log.Panic(err)
60        }
61    }
62}
63```