PHP Manual: Fetch all HTTP response headers

arrayfalse apache_response_headers()

Fetch all HTTP response headers. Works in the Apache, FastCGI, CLI, and FPM webservers.

This function has no parameters.

An array of all Apache response headers on success or false on failure.

Example #1 apache_response_headers example

<?php
print_r(apache_response_headers());
?>

The above example will output something similar to:

Array
(
    [Accept-Ranges] => bytes
    [X-Powered-By] => PHP/4.3.8
)

apache_response_headers