retry
<div id="content"><?php
$uploaddir 
"/home/sandbox/public_html/bin/";
$uploadfile $uploaddir basename($_FILES['thefile']['name']);

if (
move_uploaded_file($_FILES['thefile']['tmp_name'], $uploadfile)) {
   echo 
"success";
} else {
   echo 
"retry";
}

// Write something to a file to prove this actually happened
file_put_contents("/home/sandbox/public_html/async1.txt""Block rocks" time());

?></div>

<?php highlight_file(__FILE__); ?>