How to print all information from an HTTP request to the screen, in PHP

Question

I need some PHP code that does a dump of all the information in an HTTP request, including headers and the contents of any information included in a POST request. Basically,

Answer 1

Well, you can read the entirety of the POST body like so

echo file_get_contents( 'php://input' );

And, assuming your webserver is Apache, you can read the request headers like so

$requestHeaders = apache_request_headers();