How to modify the require or require_once connection flow?

Question

PHP

Hello. There is a task: It is
necessary when connecting a file through requireor require_oncemodifying the data inside. Modification should occur at the time of connection. The original files must not be modified.
Previously, a function was used for this task, evalbut it brings too many problems.
Are there any filters or modifiers?
PS
Thanks in advance!
PPS
We can put the question this way - how to modify the PHP execution flow? (Without extra libraries, using PHP tools)
You need to pull the data from the execution thread, modify it and write it to the thread that will execute it. This is something like a file filter.

Answer 1

To insert the so-called phtml or in general some popular template engine to connect, I recommend fenom , it works very fast.

Answer 2

In general, as I wrote above, Reflection or nikic / php-parser