Fuente: WebTaller 
 

File uploading, se puede usar en Linux y Windows

Código:

<?
// ASP-style tags are okay in PHP 3.0.4 and above; some HTML editors recognize these tags

// File Upload Script for PHP/3 for Windows

// Released under the terms of the public GNU license
// Based upon code written by Rasmus Lerdorf
// Modified for Windows by Michael Grier
// E-mail: bigmike@bigmweb.com

// You need to write-enable a directory, named "upload", below the one you place this script in
// On Windows NT, you can do this with a DOS program named CACLS
// Directions for this can be found at "http://www.bigmweb.com/home/cacls.html"

if($action1){ // if
files have been uploaded, process them