How to generate a QR code to send it to the user's mail?

Question

PHP

There is an ajax form, the task is: when the user has entered all the data and upon successful submission, he should receive a qr code with the data from his form to the specified mail. Let's say, full name, time of submitting the form, additional line.

Answer 1

and with what specifically to help?
take, for example, https://github.com/endroid/qr-code and go.