Fetch all HTTP request headers

getallheaders

(PHP 4, PHP 5)

getallheaders — Fetch all HTTP request headers

array getallheaders ( void )

Fetches all HTTP headers from the current request.

This function is an alias for apache_request_headers(). Please read the apache_request_headers() documentation for more information on how this function works.

An associative array of all the HTTP headers in the current request, or FALSE on failure.

Version	Description
5.4.0	This function became available under FastCGI. Previously, it was supported only when PHP was installed as an Apache module.
4.3.3	As of PHP 4.3.3 you can use this function with the NSAPI server module in Netscape/iPlanet/SunONE webservers, too.
4.3.0	Became an alias for apache_request_headers(). Essentially, it was renamed. This is because this function only works with Apache.

Example #1 getallheaders() example


<?php

foreach (getallheaders() as $name => $value) {
    echo "$name: $value\n";
}

?>