How to get data from telegram bot inline button?

Question

JavaScript

Hello. I am using Telegraf.js to create a food ordering bot. The task is this, the client entered the bot, then clicked on the menu and selected Burgers, the bot sends him 2 posts with Pictures of burgers and a description, from the bottom of each post there are Inline buttons attached, by clicking which the client specifies the size. The question is how to find out which inline button the user clicked,

3

Answer 1

Set a parameter in the callback_query button and then catch the click in $data['callback_query']['data'] and display the required information.