PHP: How to send HTTP response code?

Question

I have a PHP script that needs to make responses with HTTP response codes (status-codes), like HTTP 200 OK, or some 4XX or 5XX code.

How can I do this in PHP?

Answer 1

since PHP 5.4 you can use http_response_code() for get and set header status code.

here an example:

here is the document of this function in php.net:

http_response_code