How to accept JSON in POST request in PHP?

Question

PHP

Guys, please tell me how to convert json to a regular array? In the php script, the POST method passes JSON with the following content:

{
"qqq":"www",
"eee":"rrr"
}

The code takes it like this:

$s = json_decode($_POST, true);
var_dump($s);

var_dump for some reason produces NULL, although $s should contain the decoded array, did I understand correctly?

Answer 1

Well, in $_POST, there should probably be some kind of field.
Or
upd: Interesting to read on the topic

Answer 2

Conclusion var_dump($_POST);to the studio