How to parse a phone number?

Question

PHP

how to parse a phone number if the page on which it is located requires js execution to view it click to view it?

Answer 1

Learn the logic of js and repeat it.
UPD.
If we are talking about Avito, then look inside the mobile version of the site.

Answer 2

selenium. If the number, of course, is not a picture.

Answer 3

there may not be JS, but AJAX, i.e. it is enough to find what parameters are passed to the server and pull the request
on the boards and summaries, this is how it usually works