HTTP::head

Description

Sends a "HEAD" HTTP command to a server and returns the headers in an associative array.

Example

Example 42-1. HEAD request to example.com require_once "PEAR.php"; require_once "HTTP.php"; $result = HTTP::head("http://example.com/"); if (PEAR::isError($result)) { echo "Error: " . $result->getMessage(); } else { echo "<pre>"; print_r($result); echo "</pre>"; }

The output of the print_r() call is shown below.

Parameter

• string $url - a valid absolute URL

Return value

array - an array containing the header lines or a PEAR_Error.

Example output:

Array ( [response_code] => 200 [response] => HTTP/1.1 200 OK [Date] => Tue, 25 Nov 2003 22:08:57 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 )

Throws

Note

This function can be called statically.