PHP: Need help with filter_input()?

I

I Heart

New member
Im trying to use filter_input and filter_var and it just won't work, here's my code:
$input = $_POST['email1']; ([email protected])
$filter =filter_var($input,FILTER_VALIDATE_EMAIL);
echo $filter;... this returns nothing

$filter =filter_input(INPUT_POST,'email1',FILTER_VALIDATE_EMAIL);
echo $filter;...also returns nothing

Sup with my code??
P.S. I'm using ver 5.3.2
 
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