MadelineProtoDocs/old_docs/API_docs_v75/constructors/keyboardButtonCallback.md

title	description	image
keyboardButtonCallback	Keyboard button callback	https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png

Constructor: keyboardButtonCallback

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Keyboard button callback

Attributes:

Name	Type	Required	Description
text	string	Yes	Text
data	bytes	Yes	Data

Type: KeyboardButton

Example:

$keyboardButtonCallback = ['_' => 'keyboardButtonCallback', 'text' => 'string', 'data' => 'bytes'];

PWRTelegram json-encoded version:

{"_": "keyboardButtonCallback", "text": "string", "data": {"_": "bytes", "bytes":"base64 encoded bytes"}}

Or, if you're into Lua:

keyboardButtonCallback={_='keyboardButtonCallback', text='string', data='bytes'}