Simple QueryString Question

[slyfox]

very new to php...

how do i get the value(123) in this query string? : ....com/index.php?123

this is what i tried sofar:

<?
$getQ = $QUERY_STRING;
print $getQ;
?>

and this is the error i get:

Notice: Undefined variable: QUERY_STRING in D:\Family\Matilda\Query\get.php on line 2

any help will do

[pyro]

You should be setting both a key and a value, like this: com/index.php?var=123. Then you can get 123 by using this:

$var = $_GET['var'];