How to implement API requests in PHP?

Question

PHP

Hello
It is necessary to write an API in PHP
Requests to create a post will be sent to /posts
To view each post posts/id
How can I implement such a search by ID
I don’t need to create a separate folder for each post? (And if there is no post?)
Tell me
____________
Resolved with the help of routing.

Answer 1

I don’t need to create a separate folder for each post? (And if there is no post?)

Or maybe it's programming?

Answer 2

And I think the first step on how to do it most correctly and cool is to study php, computer networking theory, databases and technologies for creating a web server.

Answer 3

If there is an opportunity to get confused, then I advise you to learn Lumen or Laravel.
There such things are written not simply, but very simply. Of course, you will have to spend time to deal with the framework itself, but you will like the result.
https://github.com/coskunsoysal/rest-api-sample
Nice example on slim.