How to send email using php?

Question

PHP

Hello everyone, the idea is this:
1) The user enters his mail
2) Immediately he receives a pdf presentation.
The user's mail should be sent to the administrator's mail (specified in the code).
* In principle, it turned out to make the mail go to the admin's mail, but how to send the pdf file to the user's mail automatically?

Answer 1

1. get an email from the form ( $subscribeEmail = $_POST['email'];)
2. send an email with an attached presentation like this

Answer 2

PHPMailer