<?php $fr = fopen("myfile.txt", 'r'); $fr = fopen("myfile.dat", 'ba+'); $fr = fopen("code.php", 'w+', true); $fr = fopen("http://www.php.net/index.php", 'r'); $fr = fopen("ftp://ftp.php.net/index.php", 'r'); $url = "http://www.php.net/this is my invalid URL.php"; $url = urlencode($url); $fr = fopen($url, 'r'); ?>