GET_HEADERS

Fetches all the headers sent by the server in response to an HTTP request

SYNTAX


            get_headers ( string $url [, int $format = 0 [, resource $context ]] ) : array

PARAMETERS

url

The target URL.


            format

If the optional format parameter is set to non-zero, get_headers() parses the response and sets the array's keys.


            context

A valid context resource created with stream_context_create().

RETURN

Returns an indexed or associative array with the headers, or FALSE on failure.

EXAMPLES

URL


            Array

            (

                [0] => HTTP/1.1 200 OK

                [1] => Server: myracloud

                [2] => Date: Mon, 25 Jan 2021 23:40:50 GMT

                [3] => Content-Type: text/html; charset=utf-8

                [4] => Connection: close

                [5] => Last-Modified: Mon, 25 Jan 2021 23:30:05 GMT

                [6] => Content-language: en

                [7] => X-Frame-Options: SAMEORIGIN

                [8] => Set-Cookie: COUNTRY=NA%2C198.71.228.76; expires=Mon, 01-Feb-2021 23:40:50 GMT; Max-Age=604800; path=/; domain=.php.net

                [9] => Set-Cookie: LAST_NEWS=1611618050; expires=Tue, 25-Jan-2022 23:40:50 GMT; Max-Age=31536000; path=/; domain=.php.net

                [10] => Link: <https://www.php.net/index>; rel=shorturl

                [11] => Expires: Mon, 25 Jan 2021 23:40:50 GMT

                [12] => Cache-Control: max-age=0

            )

FORMAT


            Array

            (

                [0] => HTTP/1.1 200 OK

                [Date] => Mon, 25 Jan 2021 23:40:50 GMT

                [Server] => Apache

                [X-Powered-By] => PHP/7.4.11

                [Pragma] => no-cache

                [cache-control] => must-revalidate, no-cache, no-store, no-transform

                [expires] => 0

                [x-frame-options] => sameorigin

                [x-robots-tag] => noarchive, noimageindex

                [Upgrade] => h2,h2c

                [Connection] => Upgrade, close

                [Vary] => Accept-Encoding,User-Agent

                [Content-Type] => text/html; charset=utf-8

            )

CONTEXT


            Array

            (

                [0] => HTTP/1.1 200 OK

                [Date] => Mon, 25 Jan 2021 23:40:50 GMT

                [Server] => Apache

                [X-Powered-By] => PHP/7.4.11

                [Pragma] => no-cache

                [cache-control] => must-revalidate, no-cache, no-store, no-transform

                [expires] => 0

                [x-frame-options] => sameorigin

                [x-robots-tag] => noarchive, noimageindex

                [Upgrade] => h2,h2c

                [Connection] => Upgrade, close

                [Vary] => User-Agent

                [Content-Type] => text/html; charset=utf-8

            )

LINKS

PHP