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# apache_response_headers

(PHP 4 >= 4.3.0, PHP 5)

apache_response_headers -- Fetch all HTTP response headers

## Description

array apache_response_headers ( void )

Fetch all HTTP response headers.

## Return Values

An array of all Apache response headers on success, or `FALSE` on failure.

## Examples

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
    )

## Notes

> Note: As of PHP 4.3.3 you can use this function with the NSAPI server module in Netscape/iPlanet/SunONE webservers, too.

## See Also

apache_request_headers()
headers_sent()

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