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Retrieves header/meta data from streams/file pointers
Stream Functions
PHP Manual

stream_get_meta_data

(PHP 4 >= 4.3.0, PHP 5)

stream_get_meta_dataRetrieves header/meta data from streams/file pointers

Description

array stream_get_meta_data ( resource $stream )

Returns information about an existing stream.

Parameters

stream

The stream can be any stream created by fopen(), fsockopen() and pfsockopen().

Return Values

The result array contains the following items:

Changelog

Version Description
5.0.0 The following entries were added in the returned array: mode, seekable, and uri.
4.3.0 The following entries were added in the returned array: stream_type, wrapper_type, wrapper_data, and filters.
4.3.0 socket_get_status() is an alias for this function. Prior to PHP 4.3.0, it was used to retrieve the first four items, for socket based streams only.

Examples

Example #1 stream_get_meta_data() example

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

if (!
$fp fopen($url'r')) {
    
trigger_error("Unable to open URL ($url)"E_USER_ERROR);
}

$meta stream_get_meta_data($fp);

print_r($meta);

fclose($fp);
?>

The above example will output something similar to:

Array
(
    [wrapper_data] => Array
        (
            [0] => HTTP/1.1 200 OK
            [1] => Server: Apache/2.2.3 (Red Hat)
            [2] => Last-Modified: Tue, 15 Nov 2005 13:24:10 GMT
            [3] => ETag: "b300b4-1b6-4059a80bfd280"
            [4] => Accept-Ranges: bytes
            [5] => Content-Type: text/html; charset=UTF-8
            [6] => Set-Cookie: FOO=BAR; expires=Fri, 21-Dec-2012 12:00:00 GMT; path=/; domain=.example.com
            [6] => Connection: close     
            [7] => Date: Fri, 16 Oct 2009 12:00:00 GMT
            [8] => Age: 1164   
            [9] => Content-Length: 438
        )

    [wrapper_type] => http
    [stream_type] => tcp_socket/ssl
    [mode] => r
    [unread_bytes] => 438
    [seekable] => 
    [uri] => http://www.example.com/
    [timed_out] => 
    [blocked] => 1
    [eof] => 
)

Notes

Note:

This function does NOT work on sockets created by the Socket extension.

See Also


Stream Functions
PHP Manual