get_headers

(PHP 5)

get_headers — Fetches all the headers sent by the server in response to a HTTP request

Beskrivelse

array get_headers ( string $url [, int $format ] )

get_headers() returns an array with the headers sent by the server in response to a HTTP request.

Parameterliste

url: The target URL.
format: If the optional format parameter is set to 1, get_headers() parses the response and sets the array's keys.

Returneringsværdier

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

ChangeLog

Version	Beskrivelse
5.1.3	This function now uses the default stream context, which can be set/changed with the stream_context_get_default() function.

Eksempler

Example#1 get_headers() example


<?php
$url = 'https://www.example.com';

print_r(get_headers($url));

print_r(get_headers($url, 1));
?>

Ovenstående eksempel vil udskrive noget der ligner:

Array
(
    [0] => HTTP/1.1 200 OK
    [1] => Date: Sat, 29 May 2004 12:28:13 GMT
    [2] => Server: Apache/1.3.27 (Unix)  (Red-Hat/Linux)
    [3] => Last-Modified: Wed, 08 Jan 2003 23:11:55 GMT
    [4] => ETag: "3f80f-1b6-3e1cb03b"
    [5] => Accept-Ranges: bytes
    [6] => Content-Length: 438
    [7] => Connection: close
    [8] => Content-Type: text/html
)

Array
(
    [0] => HTTP/1.1 200 OK
    [Date] => Sat, 29 May 2004 12:28:14 GMT
    [Server] => Apache/1.3.27 (Unix)  (Red-Hat/Linux)
    [Last-Modified] => Wed, 08 Jan 2003 23:11:55 GMT
    [ETag] => "3f80f-1b6-3e1cb03b"
    [Accept-Ranges] => bytes
    [Content-Length] => 438
    [Connection] => close
    [Content-Type] => text/html
)