get_headers

(PHP 5)

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

Popis

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.

Parametre

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.

Vrátené hodnoty

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

ChangeLog

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

Príklady

Example#1 get_headers() example


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

print_r(get_headers($url));

print_r(get_headers($url, 1));
?>

Výstup horeuvedeného príkladu bude niečo podobné tomuto:

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
)