Is there a book on php code profiling?

Question

PHP

Is there a book on php code profiling? Description of work with xdebug, xhprof...

Answer 1

There is official documentation tynts tynts , for example. The network is full of manuals, nothing super complicated.

Answer 2

I haven’t seen any books, I suggest you start learning PHP code profiling from this article:
Profiling PHP applications with PhpStorm and... .