<?php
header ("Location: index.php");
require("connect.php");

echo"<form action=\"edit.php\" method=\"GET\">
<input type=\"text\" name=\"useredit\" />
<input type=\"hidden\" name=\"item_id\" value=\"{$_GET['item_id']}\"/>
<input type=\"submit\" value=\"Edit\" name=\"submit\"/>
</form>";

if($_GET['item_id'] && $_GET['useredit']&& $_GET['submit']){
    $update = mysql_query("UPDATE users SET first_name='{$_GET['useredit']}' WHERE id='{$_GET['item_id']}'") or die(mysql_error());

    }

?>